49249392 has 20 divisors (see below), whose sum is σ = 127227720. Its totient is φ = 16416448.

The previous prime is 49249379. The next prime is 49249397. The reversal of 49249392 is 29394294.

It is a super-2 number, since 2×49249392² = 4851005224739328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49249397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512967 + ... + 513062.

It is an arithmetic number, because the mean of its divisors is an integer number (6361386).

Almost surely, 2^49249392 is an apocalyptic number.

It is an amenable number.

49249392 is an abundant number, since it is smaller than the sum of its proper divisors (77978328).

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

49249392 is a wasteful number, since it uses less digits than its factorization.

49249392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026040 (or 1026034 counting only the distinct ones).

The product of its digits is 139968, while the sum is 42.

The square root of 49249392 is about 7017.7911054690. The cubic root of 49249392 is about 366.5503381205.

The spelling of 49249392 in words is "forty-nine million, two hundred forty-nine thousand, three hundred ninety-two".