93990725 has 12 divisors (see below), whose sum is σ = 116703840. Its totient is φ = 75092400.

The previous prime is 93990707. The next prime is 93990763. The reversal of 93990725 is 52709939.

It is not a de Polignac number, because 93990725 - 2⁶ = 93990661 is a prime.

It is a congruent number.

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, 20930 + ... + 25020.

It is an arithmetic number, because the mean of its divisors is an integer number (9725320).

Almost surely, 2^93990725 is an apocalyptic number.

It is an amenable number.

93990725 is a deficient number, since it is larger than the sum of its proper divisors (22713115).

93990725 is a wasteful number, since it uses less digits than its factorization.

93990725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5020 (or 5015 counting only the distinct ones).

The product of its (nonzero) digits is 153090, while the sum is 44.

The square root of 93990725 is about 9694.8813814301. The cubic root of 93990725 is about 454.6686393101.

The spelling of 93990725 in words is "ninety-three million, nine hundred ninety thousand, seven hundred twenty-five".