472893656 has 16 divisors (see below), whose sum is σ = 891631800. Its totient is φ = 235125184.

The previous prime is 472893643. The next prime is 472893671. The reversal of 472893656 is 656398274.

It is a happy number.

It is a super-3 number, since 3×472893656³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

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, 163685 + ... + 166548.

Almost surely, 2^472893656 is an apocalyptic number.

It is an amenable number.

472893656 is a deficient number, since it is larger than the sum of its proper divisors (418738144).

472893656 is a wasteful number, since it uses less digits than its factorization.

472893656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330418 (or 330414 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 50.

The square root of 472893656 is about 21746.1181823331. The cubic root of 472893656 is about 779.0903575065.

The spelling of 472893656 in words is "four hundred seventy-two million, eight hundred ninety-three thousand, six hundred fifty-six".