697364136 has 48 divisors (see below), whose sum is σ = 2158509600. Its totient is φ = 199246752.

The previous prime is 697364099. The next prime is 697364141. The reversal of 697364136 is 631463796.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 697364091 and 697364100.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 691326 + ... + 692333.

It is an arithmetic number, because the mean of its divisors is an integer number (44968950).

Almost surely, 2^697364136 is an apocalyptic number.

It is an amenable number.

697364136 is an abundant number, since it is smaller than the sum of its proper divisors (1461145464).

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

697364136 is a wasteful number, since it uses less digits than its factorization.

697364136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383678 (or 1383671 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The square root of 697364136 is about 26407.6529816642. The cubic root of 697364136 is about 886.7881265260.

The spelling of 697364136 in words is "six hundred ninety-seven million, three hundred sixty-four thousand, one hundred thirty-six".