49977994 has 16 divisors (see below), whose sum is σ = 86593536. Its totient is φ = 21380800.

The previous prime is 49977959. The next prime is 49978001.

49977994 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66442 + ... + 67189.

It is an arithmetic number, because the mean of its divisors is an integer number (5412096).

Almost surely, 2^49977994 is an apocalyptic number.

49977994 is a deficient number, since it is larger than the sum of its proper divisors (36615542).

49977994 is a wasteful number, since it uses less digits than its factorization.

49977994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133661.

The product of its digits is 5143824, while the sum is 58.

The square root of 49977994 is about 7069.5115814319. The cubic root of 49977994 is about 368.3490947349.

The spelling of 49977994 in words is "forty-nine million, nine hundred seventy-seven thousand, nine hundred ninety-four".