497088857 has 16 divisors (see below), whose sum is σ = 551214720. Its totient is φ = 445876992.

The previous prime is 497088827. The next prime is 497088859. The reversal of 497088857 is 758880794.

497088857 = 1829² + 1830² + ... + 1966².

It is a cyclic number.

It is not a de Polignac number, because 497088857 - 2⁶ = 497088793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (497088859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112394 + ... + 116732.

It is an arithmetic number, because the mean of its divisors is an integer number (34450920).

Almost surely, 2^497088857 is an apocalyptic number.

It is an amenable number.

497088857 is a deficient number, since it is larger than the sum of its proper divisors (54125863).

497088857 is a wasteful number, since it uses less digits than its factorization.

497088857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4672.

The product of its (nonzero) digits is 4515840, while the sum is 56.

The square root of 497088857 is about 22295.4896111299. The cubic root of 497088857 is about 792.1571429379.

The spelling of 497088857 in words is "four hundred ninety-seven million, eighty-eight thousand, eight hundred fifty-seven".