45615725 has 24 divisors (see below), whose sum is σ = 59281920. Its totient is φ = 34776000.

The previous prime is 45615671. The next prime is 45615761. The reversal of 45615725 is 52751654.

It is not a de Polignac number, because 45615725 - 2¹⁴ = 45599341 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54611 + ... + 55439.

It is an arithmetic number, because the mean of its divisors is an integer number (2470080).

Almost surely, 2^45615725 is an apocalyptic number.

It is an amenable number.

45615725 is a deficient number, since it is larger than the sum of its proper divisors (13666195).

45615725 is a wasteful number, since it uses less digits than its factorization.

45615725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941 (or 936 counting only the distinct ones).

The product of its digits is 42000, while the sum is 35.

The square root of 45615725 is about 6753.9414418545. The cubic root of 45615725 is about 357.3042598086.

The spelling of 45615725 in words is "forty-five million, six hundred fifteen thousand, seven hundred twenty-five".