697994260 has 24 divisors (see below), whose sum is σ = 1542935520. Its totient is φ = 264502944.

The previous prime is 697994257. The next prime is 697994263. The reversal of 697994260 is 62499796.

It is an interprime number because it is at equal distance from previous prime (697994257) and next prime (697994263).

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 697994198 and 697994207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697994263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 918034 + ... + 918793.

It is an arithmetic number, because the mean of its divisors is an integer number (64288980).

Almost surely, 2^697994260 is an apocalyptic number.

It is an amenable number.

697994260 is an abundant number, since it is smaller than the sum of its proper divisors (844941260).

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

697994260 is a wasteful number, since it uses less digits than its factorization.

697994260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1836855 (or 1836853 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 52.

The square root of 697994260 is about 26419.5809959204. The cubic root of 697994260 is about 887.0551406699.

The spelling of 697994260 in words is "six hundred ninety-seven million, nine hundred ninety-four thousand, two hundred sixty".