49132928 has 32 divisors (see below), whose sum is σ = 105414960. Its totient is φ = 22675968.

The previous prime is 49132913. The next prime is 49132933. The reversal of 49132928 is 82923194.

49132928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×49132928² = 4828089227706368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 49132891 and 49132900.

It is a congruent number.

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, 13100 + ... + 16427.

Almost surely, 2^49132928 is an apocalyptic number.

It is an amenable number.

49132928 is an abundant number, since it is smaller than the sum of its proper divisors (56282032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49132928 is a wasteful number, since it uses less digits than its factorization.

49132928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29554 (or 29542 counting only the distinct ones).

The product of its digits is 31104, while the sum is 38.

The square root of 49132928 is about 7009.4884264117. The cubic root of 49132928 is about 366.2611730372.

The spelling of 49132928 in words is "forty-nine million, one hundred thirty-two thousand, nine hundred twenty-eight".