497887972 has 6 divisors (see below), whose sum is σ = 871303958. Its totient is φ = 248943984.

The previous prime is 497887939. The next prime is 497887991. The reversal of 497887972 is 279788794.

It can be written as a sum of positive squares in only one way, i.e., 417139776 + 80748196 = 20424^2 + 8986^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 497887972.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62235993 + ... + 62236000.

Almost surely, 2^497887972 is an apocalyptic number.

It is an amenable number.

497887972 is a deficient number, since it is larger than the sum of its proper divisors (373415986).

497887972 is a wasteful number, since it uses less digits than its factorization.

497887972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124471997 (or 124471995 counting only the distinct ones).

The product of its digits is 14224896, while the sum is 61.

The square root of 497887972 is about 22313.4034158844. The cubic root of 497887972 is about 792.5814036003.

The spelling of 497887972 in words is "four hundred ninety-seven million, eight hundred eighty-seven thousand, nine hundred seventy-two".