45571904 has 28 divisors (see below), whose sum is σ = 103351584. Its totient is φ = 19530624.

The previous prime is 45571879. The next prime is 45571909. The reversal of 45571904 is 40917554.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45571909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50414 + ... + 51309.

It is an arithmetic number, because the mean of its divisors is an integer number (3691128).

Almost surely, 2^45571904 is an apocalyptic number.

It is an amenable number.

45571904 is an abundant number, since it is smaller than the sum of its proper divisors (57779680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45571904 is a wasteful number, since it uses less digits than its factorization.

45571904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101742 (or 101732 counting only the distinct ones).

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

The square root of 45571904 is about 6750.6965566525. The cubic root of 45571904 is about 357.1898077094.

The spelling of 45571904 in words is "forty-five million, five hundred seventy-one thousand, nine hundred four".