49138952 has 16 divisors (see below), whose sum is σ = 92620800. Its totient is φ = 24440080.

The previous prime is 49138919. The next prime is 49138987. The reversal of 49138952 is 25983194.

49138952 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 in 3 ways as a sum of consecutive naturals, for example, 14552 + ... + 17607.

It is an arithmetic number, because the mean of its divisors is an integer number (5788800).

Almost surely, 2^49138952 is an apocalyptic number.

It is an amenable number.

49138952 is a deficient number, since it is larger than the sum of its proper divisors (43481848).

49138952 is a wasteful number, since it uses less digits than its factorization.

49138952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32356 (or 32352 counting only the distinct ones).

The product of its digits is 77760, while the sum is 41.

The square root of 49138952 is about 7009.9181164975. The cubic root of 49138952 is about 366.2761410517.

The spelling of 49138952 in words is "forty-nine million, one hundred thirty-eight thousand, nine hundred fifty-two".