49884579 has 30 divisors (see below), whose sum is σ = 79197404. Its totient is φ = 31285440.

The previous prime is 49884563. The next prime is 49884581. The reversal of 49884579 is 97548894.

49884579 is a `hidden beast` number, since 498 + 84 + 5 + 79 = 666.

It is not a de Polignac number, because 49884579 - 2⁴ = 49884563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49884479) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 22344 + ... + 24474.

Almost surely, 2^49884579 is an apocalyptic number.

49884579 is a deficient number, since it is larger than the sum of its proper divisors (29312825).

49884579 is a wasteful number, since it uses less digits than its factorization.

49884579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2177 (or 2151 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 54.

The square root of 49884579 is about 7062.9015992013. The cubic root of 49884579 is about 368.1194550566.

The spelling of 49884579 in words is "forty-nine million, eight hundred eighty-four thousand, five hundred seventy-nine".