96921725 has 6 divisors (see below), whose sum is σ = 120182970. Its totient is φ = 77537360.

The previous prime is 96921707. The next prime is 96921739. The reversal of 96921725 is 52712969.

It can be written as a sum of positive squares in 3 ways, for example, as 1136356 + 95785369 = 1066^2 + 9787^2 .

It is a de Polignac number, because none of the positive numbers 2^k-96921725 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1938410 + ... + 1938459.

It is an arithmetic number, because the mean of its divisors is an integer number (20030495).

Almost surely, 2^96921725 is an apocalyptic number.

It is an amenable number.

96921725 is a deficient number, since it is larger than the sum of its proper divisors (23261245).

96921725 is a wasteful number, since it uses less digits than its factorization.

96921725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3876879 (or 3876874 counting only the distinct ones).

The product of its digits is 68040, while the sum is 41.

The square root of 96921725 is about 9844.8831887433. The cubic root of 96921725 is about 459.3464648232.

The spelling of 96921725 in words is "ninety-six million, nine hundred twenty-one thousand, seven hundred twenty-five".