356704656 has 160 divisors (see below), whose sum is σ = 1161259008. Its totient is φ = 91653120.

The previous prime is 356704643. The next prime is 356704657. The reversal of 356704656 is 656407653.

It is a super-2 number, since 2×356704656² = 254476423224156672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (356704657) 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 31 ways as a sum of consecutive naturals, for example, 380220 + ... + 381156.

Almost surely, 2^356704656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 356704656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (580629504).

356704656 is an abundant number, since it is smaller than the sum of its proper divisors (804554352).

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

356704656 is a wasteful number, since it uses less digits than its factorization.

356704656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069 (or 1063 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 42.

The square root of 356704656 is about 18886.6263795311. The cubic root of 356704656 is about 709.2014138222.

The spelling of 356704656 in words is "three hundred fifty-six million, seven hundred four thousand, six hundred fifty-six".