49992501 has 16 divisors (see below), whose sum is σ = 74906496. Its totient is φ = 29426496.

The previous prime is 49992497. The next prime is 49992511. The reversal of 49992501 is 10529994.

It is not a de Polignac number, because 49992501 - 2² = 49992497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 49992501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49992511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26970 + ... + 28763.

It is an arithmetic number, because the mean of its divisors is an integer number (4681656).

Almost surely, 2^49992501 is an apocalyptic number.

It is an amenable number.

49992501 is a deficient number, since it is larger than the sum of its proper divisors (24913995).

49992501 is a wasteful number, since it uses less digits than its factorization.

49992501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55772.

The product of its (nonzero) digits is 29160, while the sum is 39.

The square root of 49992501 is about 7070.5375326067. The cubic root of 49992501 is about 368.3847312417.

The spelling of 49992501 in words is "forty-nine million, nine hundred ninety-two thousand, five hundred one".