697093984 has 24 divisors (see below), whose sum is σ = 1404322920. Its totient is φ = 340440576.

The previous prime is 697093981. The next prime is 697093987. The reversal of 697093984 is 489390796.

It is an interprime number because it is at equal distance from previous prime (697093981) and next prime (697093987).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697093981) 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, 251929 + ... + 254680.

It is an arithmetic number, because the mean of its divisors is an integer number (58513455).

Almost surely, 2^697093984 is an apocalyptic number.

It is an amenable number.

697093984 is an abundant number, since it is smaller than the sum of its proper divisors (707228936).

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

697093984 is a wasteful number, since it uses less digits than its factorization.

697093984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506662 (or 506654 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 55.

The square root of 697093984 is about 26402.5374538130. The cubic root of 697093984 is about 886.6736007397.

The spelling of 697093984 in words is "six hundred ninety-seven million, ninety-three thousand, nine hundred eighty-four".