49393992 has 32 divisors (see below), whose sum is σ = 126115200. Its totient is φ = 16113984.

The previous prime is 49393979. The next prime is 49393999. The reversal of 49393992 is 29939394.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (49393999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20767 + ... + 23022.

It is an arithmetic number, because the mean of its divisors is an integer number (3941100).

Almost surely, 2^49393992 is an apocalyptic number.

It is an amenable number.

49393992 is an abundant number, since it is smaller than the sum of its proper divisors (76721208).

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

49393992 is a wasteful number, since it uses less digits than its factorization.

49393992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43845 (or 43841 counting only the distinct ones).

The product of its digits is 472392, while the sum is 48.

The square root of 49393992 is about 7028.0859414210. The cubic root of 49393992 is about 366.9087275841.

The spelling of 49393992 in words is "forty-nine million, three hundred ninety-three thousand, nine hundred ninety-two".