47900836 has 6 divisors (see below), whose sum is σ = 83826470. Its totient is φ = 23950416.

The previous prime is 47900819. The next prime is 47900873. The reversal of 47900836 is 63800974.

47900836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 46158436 + 1742400 = 6794^2 + 1320^2 .

It is a junction number, because it is equal to n+sod(n) for n = 47900795 and 47900804.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5987601 + ... + 5987608.

Almost surely, 2^47900836 is an apocalyptic number.

It is an amenable number.

47900836 is a deficient number, since it is larger than the sum of its proper divisors (35925634).

47900836 is a wasteful number, since it uses less digits than its factorization.

47900836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11975213 (or 11975211 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 47900836 is about 6921.0429849843. The cubic root of 47900836 is about 363.1736780429.

The spelling of 47900836 in words is "forty-seven million, nine hundred thousand, eight hundred thirty-six".