697331725 has 12 divisors (see below), whose sum is σ = 870916480. Its totient is φ = 553849200.

The previous prime is 697331717. The next prime is 697331729. The reversal of 697331725 is 527133796.

It is a happy number.

It is not a de Polignac number, because 697331725 - 2³ = 697331717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697331729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96861 + ... + 103810.

Almost surely, 2^697331725 is an apocalyptic number.

It is an amenable number.

697331725 is a deficient number, since it is larger than the sum of its proper divisors (173584755).

697331725 is a wasteful number, since it uses less digits than its factorization.

697331725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200820 (or 200815 counting only the distinct ones).

The product of its digits is 238140, while the sum is 43.

The square root of 697331725 is about 26407.0393077301. The cubic root of 697331725 is about 886.7743880625.

The spelling of 697331725 in words is "six hundred ninety-seven million, three hundred thirty-one thousand, seven hundred twenty-five".