45817925 has 12 divisors (see below), whose sum is σ = 57779040. Its totient is φ = 36031920.

The previous prime is 45817921. The next prime is 45817927. The reversal of 45817925 is 52971854.

It is not a de Polignac number, because 45817925 - 2² = 45817921 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45817921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14057 + ... + 17006.

It is an arithmetic number, because the mean of its divisors is an integer number (4814920).

Almost surely, 2^45817925 is an apocalyptic number.

It is an amenable number.

45817925 is a deficient number, since it is larger than the sum of its proper divisors (11961115).

45817925 is a wasteful number, since it uses less digits than its factorization.

45817925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31132 (or 31127 counting only the distinct ones).

The product of its digits is 100800, while the sum is 41.

The square root of 45817925 is about 6768.8939273710. The cubic root of 45817925 is about 357.8314203746.

The spelling of 45817925 in words is "forty-five million, eight hundred seventeen thousand, nine hundred twenty-five".