47092904 has 8 divisors (see below), whose sum is σ = 88299210. Its totient is φ = 23546448.

The previous prime is 47092889. The next prime is 47092909. The reversal of 47092904 is 40929074.

It can be written as a sum of positive squares in only one way, i.e., 40322500 + 6770404 = 6350^2 + 2602^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (47092909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2943299 + ... + 2943314.

Almost surely, 2^47092904 is an apocalyptic number.

It is an amenable number.

47092904 is a deficient number, since it is larger than the sum of its proper divisors (41206306).

47092904 is a wasteful number, since it uses less digits than its factorization.

47092904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5886619 (or 5886615 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 47092904 is about 6862.4269759321. The cubic root of 47092904 is about 361.1202347587.

The spelling of 47092904 in words is "forty-seven million, ninety-two thousand, nine hundred four".