697565796 has 12 divisors (see below), whose sum is σ = 1627653552. Its totient is φ = 232521928.

The previous prime is 697565741. The next prime is 697565819.

697565796 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×697565796² = 973196079498227232, which contains 22 as substring.

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, 29065230 + ... + 29065253.

It is an arithmetic number, because the mean of its divisors is an integer number (135637796).

Almost surely, 2^697565796 is an apocalyptic number.

It is an amenable number.

697565796 is an abundant number, since it is smaller than the sum of its proper divisors (930087756).

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

697565796 is a wasteful number, since it uses less digits than its factorization.

697565796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58130490 (or 58130488 counting only the distinct ones).

The product of its digits is 21432600, while the sum is 60.

The square root of 697565796 is about 26411.4709170088. The cubic root of 697565796 is about 886.8735971572.

It can be divided in two parts, 6975 and 65796, that added together give a triangular number (72771 = T₃₈₁).

The spelling of 697565796 in words is "six hundred ninety-seven million, five hundred sixty-five thousand, seven hundred ninety-six".