45477904 has 20 divisors (see below), whose sum is σ = 88218064. Its totient is φ = 22711968.

The previous prime is 45477853. The next prime is 45477911. The reversal of 45477904 is 40977454.

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, 25159 + ... + 26905.

Almost surely, 2^45477904 is an apocalyptic number.

It is an amenable number.

45477904 is a deficient number, since it is larger than the sum of its proper divisors (42740160).

45477904 is a wasteful number, since it uses less digits than its factorization.

45477904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3382 (or 3376 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 45477904 is about 6743.7307182301. The cubic root of 45477904 is about 356.9440499010.

The spelling of 45477904 in words is "forty-five million, four hundred seventy-seven thousand, nine hundred four".