356223656 has 16 divisors (see below), whose sum is σ = 668152800. Its totient is φ = 178049584.

The previous prime is 356223643. The next prime is 356223689. The reversal of 356223656 is 656322653.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24341 + ... + 36123.

It is an arithmetic number, because the mean of its divisors is an integer number (41759550).

Almost surely, 2^356223656 is an apocalyptic number.

It is an amenable number.

356223656 is a deficient number, since it is larger than the sum of its proper divisors (311929144).

356223656 is a wasteful number, since it uses less digits than its factorization.

356223656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15568 (or 15564 counting only the distinct ones).

The product of its digits is 194400, while the sum is 38.

The square root of 356223656 is about 18873.8882056666. Note that the first 3 decimals coincide. The cubic root of 356223656 is about 708.8824951499.

The spelling of 356223656 in words is "three hundred fifty-six million, two hundred twenty-three thousand, six hundred fifty-six".