49984977 has 16 divisors (see below), whose sum is σ = 77460480. Its totient is φ = 28078032.

The previous prime is 49984967. The next prime is 49984993. The reversal of 49984977 is 77948994.

It is not a de Polignac number, because 49984977 - 2⁷ = 49984849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49984967) 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, 18933 + ... + 21410.

It is an arithmetic number, because the mean of its divisors is an integer number (4841280).

Almost surely, 2^49984977 is an apocalyptic number.

It is an amenable number.

49984977 is a deficient number, since it is larger than the sum of its proper divisors (27475503).

49984977 is a wasteful number, since it uses less digits than its factorization.

49984977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40412.

The product of its digits is 4572288, while the sum is 57.

The square root of 49984977 is about 7070.0054455425. The cubic root of 49984977 is about 368.3662493646.

The spelling of 49984977 in words is "forty-nine million, nine hundred eighty-four thousand, nine hundred seventy-seven".