697944 has 32 divisors (see below), whose sum is σ = 1879920. Its totient is φ = 214656.

The previous prime is 697937. The next prime is 697951. The reversal of 697944 is 449796.

It is an interprime number because it is at equal distance from previous prime (697937) and next prime (697951).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 807 + ... + 1430.

2⁶⁹⁷⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

697944 is an abundant number, since it is smaller than the sum of its proper divisors (1181976).

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

697944 is a wasteful number, since it uses less digits than its factorization.

697944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2259 (or 2255 counting only the distinct ones).

The product of its digits is 54432, while the sum is 39.

The square root of 697944 is about 835.4304279831. The cubic root of 697944 is about 88.7033848966.

The spelling of 697944 in words is "six hundred ninety-seven thousand, nine hundred forty-four".