47539904 has 28 divisors (see below), whose sum is σ = 94719648. Its totient is φ = 23673600.

The previous prime is 47539879. The next prime is 47539907. The reversal of 47539904 is 40993574.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47539907) 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, 15974 + ... + 18714.

Almost surely, 2^47539904 is an apocalyptic number.

It is an amenable number.

47539904 is a deficient number, since it is larger than the sum of its proper divisors (47179744).

47539904 is a wasteful number, since it uses less digits than its factorization.

47539904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3024 (or 3014 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 47539904 is about 6894.9187087304. The cubic root of 47539904 is about 362.2592081425.

The spelling of 47539904 in words is "forty-seven million, five hundred thirty-nine thousand, nine hundred four".