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2466220 = 225123311
BaseRepresentation
bin1001011010000110101100
311122022000111
421122012230
51112404340
6124505404
726651101
oct11320654
94568014
102466220
1114349a9
129ab264
13684703
14482aa8
1533aaea
hex25a1ac

2466220 has 12 divisors (see below), whose sum is σ = 5179104. Its totient is φ = 986480.

The previous prime is 2466197. The next prime is 2466223. The reversal of 2466220 is 226642.

It is a happy number.

It is a d-powerful number, because it can be written as 23 + 49 + 62 + 68 + 27 + 219 + 0 .

It is a junction number, because it is equal to n+sod(n) for n = 2466191 and 2466200.

It is not an unprimeable number, because it can be changed into a prime (2466223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61636 + ... + 61675.

It is an arithmetic number, because the mean of its divisors is an integer number (431592).

22466220 is an apocalyptic number.

2466220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2466220 is an abundant number, since it is smaller than the sum of its proper divisors (2712884).

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

2466220 is a wasteful number, since it uses less digits than its factorization.

2466220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123320 (or 123318 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2466220 is about 1570.4203259000. The cubic root of 2466220 is about 135.1068198909.

The spelling of 2466220 in words is "two million, four hundred sixty-six thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 123311 246622 493244 616555 1233110 2466220