693090925 has 12 divisors (see below), whose sum is σ = 860292160. Its totient is φ = 553918320.

The previous prime is 693090907. The next prime is 693090929. The reversal of 693090925 is 529090396.

It is not a de Polignac number, because 693090925 - 2⁹ = 693090413 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (693090929) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12634 + ... + 39316.

Almost surely, 2^693090925 is an apocalyptic number.

It is an amenable number.

693090925 is a deficient number, since it is larger than the sum of its proper divisors (167201235).

693090925 is a wasteful number, since it uses less digits than its factorization.

693090925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27732 (or 27727 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 43.

The square root of 693090925 is about 26326.6200831022. The cubic root of 693090925 is about 884.9731018456.

The spelling of 693090925 in words is "six hundred ninety-three million, ninety thousand, nine hundred twenty-five".