49919984 has 10 divisors (see below), whose sum is σ = 96720000. Its totient is φ = 24959984.

The previous prime is 49919977. The next prime is 49920019. The reversal of 49919984 is 48991994.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1559984 + ... + 1560015.

It is an arithmetic number, because the mean of its divisors is an integer number (9672000).

Almost surely, 2^49919984 is an apocalyptic number.

It is an amenable number.

49919984 is a deficient number, since it is larger than the sum of its proper divisors (46800016).

49919984 is a wasteful number, since it uses less digits than its factorization.

49919984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3120007 (or 3120001 counting only the distinct ones).

The product of its digits is 839808, while the sum is 53.

The square root of 49919984 is about 7065.4075607852. The cubic root of 49919984 is about 368.2065239623.

The spelling of 49919984 in words is "forty-nine million, nine hundred nineteen thousand, nine hundred eighty-four".