45517904 has 20 divisors (see below), whose sum is σ = 89309760. Its totient is φ = 22470240.

The previous prime is 45517883. The next prime is 45517919. The reversal of 45517904 is 40971554.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 16742 + ... + 19269.

It is an arithmetic number, because the mean of its divisors is an integer number (4465488).

Almost surely, 2^45517904 is an apocalyptic number.

It is an amenable number.

45517904 is a deficient number, since it is larger than the sum of its proper divisors (43791856).

45517904 is a wasteful number, since it uses less digits than its factorization.

45517904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36098 (or 36092 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 45517904 is about 6746.6957838634. The cubic root of 45517904 is about 357.0486690442.

The spelling of 45517904 in words is "forty-five million, five hundred seventeen thousand, nine hundred four".