492894656 has 28 divisors (see below), whose sum is σ = 1029568680. Its totient is φ = 233475840.

The previous prime is 492894607. The next prime is 492894659. The reversal of 492894656 is 656498294.

It is a junction number, because it is equal to n+sod(n) for n = 492894598 and 492894607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492894659) 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, 201455 + ... + 203886.

It is an arithmetic number, because the mean of its divisors is an integer number (36770310).

Almost surely, 2^492894656 is an apocalyptic number.

It is an amenable number.

492894656 is an abundant number, since it is smaller than the sum of its proper divisors (536674024).

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

492894656 is a wasteful number, since it uses less digits than its factorization.

492894656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405372 (or 405362 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 53.

The square root of 492894656 is about 22201.2309568636. The cubic root of 492894656 is about 789.9228979926.

The spelling of 492894656 in words is "four hundred ninety-two million, eight hundred ninety-four thousand, six hundred fifty-six".