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886240 = 25529191
BaseRepresentation
bin11011000010111100000
31200000200201
43120113200
5211324430
630554544
710350535
oct3302740
91600621
10886240
11555933
12368a54
13250504
14190d8c
151278ca
hexd85e0

886240 has 48 divisors (see below), whose sum is σ = 2177280. Its totient is φ = 340480.

The previous prime is 886199. The next prime is 886241. The reversal of 886240 is 42688.

It is a junction number, because it is equal to n+sod(n) for n = 886199 and 886208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (886241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4545 + ... + 4735.

It is an arithmetic number, because the mean of its divisors is an integer number (45360).

2886240 is an apocalyptic number.

886240 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 886240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1088640).

886240 is an abundant number, since it is smaller than the sum of its proper divisors (1291040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

886240 is a wasteful number, since it uses less digits than its factorization.

886240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 886240 is about 941.4032079826. The cubic root of 886240 is about 96.0543673527.

It can be divided in two parts, 88 and 6240, that added together give a triangular number (6328 = T112).

The spelling of 886240 in words is "eight hundred eighty-six thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 20 29 32 40 58 80 116 145 160 191 232 290 382 464 580 764 928 955 1160 1528 1910 2320 3056 3820 4640 5539 6112 7640 11078 15280 22156 27695 30560 44312 55390 88624 110780 177248 221560 443120 886240