797257488 has 40 divisors (see below), whose sum is σ = 2077822368. Its totient is φ = 263398912.

The previous prime is 797257477. The next prime is 797257511. The reversal of 797257488 is 884752797.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68070 + ... + 78917.

Almost surely, 2^797257488 is an apocalyptic number.

It is an amenable number.

797257488 is an abundant number, since it is smaller than the sum of its proper divisors (1280564880).

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

797257488 is a wasteful number, since it uses less digits than its factorization.

797257488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147111 (or 147105 counting only the distinct ones).

The product of its digits is 7902720, while the sum is 57.

The square root of 797257488 is about 28235.7484051689. The cubic root of 797257488 is about 927.2557511275.

The spelling of 797257488 in words is "seven hundred ninety-seven million, two hundred fifty-seven thousand, four hundred eighty-eight".