697462645 has 16 divisors (see below), whose sum is σ = 942497280. Its totient is φ = 490881600.

The previous prime is 697462637. The next prime is 697462679. The reversal of 697462645 is 546264796.

It is not a de Polignac number, because 697462645 - 2³ = 697462637 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202830 + ... + 206239.

It is an arithmetic number, because the mean of its divisors is an integer number (58906080).

Almost surely, 2^697462645 is an apocalyptic number.

It is an amenable number.

697462645 is a deficient number, since it is larger than the sum of its proper divisors (245034635).

697462645 is a wasteful number, since it uses less digits than its factorization.

697462645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409116.

The product of its digits is 2177280, while the sum is 49.

The square root of 697462645 is about 26409.5180758756. The cubic root of 697462645 is about 886.8298801781.

The spelling of 697462645 in words is "six hundred ninety-seven million, four hundred sixty-two thousand, six hundred forty-five".