697072 has 20 divisors (see below), whose sum is σ = 1422280. Its totient is φ = 330048.

The previous prime is 697069. The next prime is 697079. The reversal of 697072 is 270796.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 843 + ... + 1450.

It is an arithmetic number, because the mean of its divisors is an integer number (71114).

2⁶⁹⁷⁰⁷² is an apocalyptic number.

It is an amenable number.

697072 is an abundant number, since it is smaller than the sum of its proper divisors (725208).

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

697072 is a wasteful number, since it uses less digits than its factorization.

697072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2320 (or 2314 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 697072 is about 834.9083782069. The cubic root of 697072 is about 88.6664279741. Note that the first 3 decimals are identical.

The spelling of 697072 in words is "six hundred ninety-seven thousand, seventy-two".