73630925 has 12 divisors (see below), whose sum is σ = 93771156. Its totient is φ = 57312000.

The previous prime is 73630901. The next prime is 73630967. The reversal of 73630925 is 52903637.

It can be written as a sum of positive squares in 6 ways, for example, as 6620329 + 67010596 = 2573^2 + 8186^2 .

It is a de Polignac number, because none of the positive numbers 2^k-73630925 is a prime.

It is a Duffinian number.

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, 38876 + ... + 40725.

It is an arithmetic number, because the mean of its divisors is an integer number (7814263).

Almost surely, 2^73630925 is an apocalyptic number.

It is an amenable number.

73630925 is a deficient number, since it is larger than the sum of its proper divisors (20140231).

73630925 is a wasteful number, since it uses less digits than its factorization.

73630925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79648 (or 79643 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 35.

The square root of 73630925 is about 8580.8464034733. The cubic root of 73630925 is about 419.1345083386.

The spelling of 73630925 in words is "seventy-three million, six hundred thirty thousand, nine hundred twenty-five".