697669044 has 12 divisors (see below), whose sum is σ = 1627894464. Its totient is φ = 232556344.

The previous prime is 697669031. The next prime is 697669067. The reversal of 697669044 is 440966796.

697669044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 29069532 + ... + 29069555.

It is an arithmetic number, because the mean of its divisors is an integer number (135657872).

Almost surely, 2^697669044 is an apocalyptic number.

It is an amenable number.

697669044 is an abundant number, since it is smaller than the sum of its proper divisors (930225420).

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

697669044 is a wasteful number, since it uses less digits than its factorization.

697669044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58139094 (or 58139092 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 51.

The square root of 697669044 is about 26413.4254499487. The cubic root of 697669044 is about 886.9173509309.

The spelling of 697669044 in words is "six hundred ninety-seven million, six hundred sixty-nine thousand, forty-four".