697462644 has 48 divisors (see below), whose sum is σ = 1724627520. Its totient is φ = 218991360.

The previous prime is 697462637. The next prime is 697462679. The reversal of 697462644 is 446264796.

It is a junction number, because it is equal to n+sod(n) for n = 697462593 and 697462602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10174 + ... + 38709.

It is an arithmetic number, because the mean of its divisors is an integer number (35929740).

Almost surely, 2^697462644 is an apocalyptic number.

It is an amenable number.

697462644 is an abundant number, since it is smaller than the sum of its proper divisors (1027164876).

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

697462644 is a wasteful number, since it uses less digits than its factorization.

697462644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48960 (or 48958 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 48.

The square root of 697462644 is about 26409.5180569430. The cubic root of 697462644 is about 886.8298797543.

It can be divided in two parts, 69746 and 2644, that added together give a triangular number (72390 = T₃₈₀).

The spelling of 697462644 in words is "six hundred ninety-seven million, four hundred sixty-two thousand, six hundred forty-four".