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872262 = 23329557
BaseRepresentation
bin11010100111101000110
31122022112000
43110331012
5210403022
630410130
710262016
oct3247506
91568460
10872262
11546386
12360946
13247041
14189c46
151236ac
hexd4f46

872262 has 32 divisors (see below), whose sum is σ = 2008800. Its totient is φ = 280224.

The previous prime is 872257. The next prime is 872269. The reversal of 872262 is 262278.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1288 + ... + 1844.

It is an arithmetic number, because the mean of its divisors is an integer number (62775).

2872262 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 872262, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1004400).

872262 is an abundant number, since it is smaller than the sum of its proper divisors (1136538).

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

872262 is a wasteful number, since it uses less digits than its factorization.

872262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597 (or 591 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 872262 is about 933.9496774452. The cubic root of 872262 is about 95.5466909831.

The spelling of 872262 in words is "eight hundred seventy-two thousand, two hundred sixty-two".

Divisors: 1 2 3 6 9 18 27 29 54 58 87 174 261 522 557 783 1114 1566 1671 3342 5013 10026 15039 16153 30078 32306 48459 96918 145377 290754 436131 872262