49128412 has 6 divisors (see below), whose sum is σ = 85974728. Its totient is φ = 24564204.

The previous prime is 49128389. The next prime is 49128421. The reversal of 49128412 is 21482194.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6141048 + ... + 6141055.

Almost surely, 2^49128412 is an apocalyptic number.

It is an amenable number.

49128412 is a deficient number, since it is larger than the sum of its proper divisors (36846316).

49128412 is a wasteful number, since it uses less digits than its factorization.

49128412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12282107 (or 12282105 counting only the distinct ones).

The product of its digits is 4608, while the sum is 31.

The square root of 49128412 is about 7009.1662842310. The cubic root of 49128412 is about 366.2499511934.

The spelling of 49128412 in words is "forty-nine million, one hundred twenty-eight thousand, four hundred twelve".