49889936 has 20 divisors (see below), whose sum is σ = 98719872. Its totient is φ = 24413856.

The previous prime is 49889923. The next prime is 49889969. The reversal of 49889936 is 63998894.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32420 + ... + 33923.

Almost surely, 2^49889936 is an apocalyptic number.

It is an amenable number.

49889936 is a deficient number, since it is larger than the sum of its proper divisors (48829936).

49889936 is a wasteful number, since it uses less digits than its factorization.

49889936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66398 (or 66392 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 56.

The square root of 49889936 is about 7063.2808240930. The cubic root of 49889936 is about 368.1326317762.

The spelling of 49889936 in words is "forty-nine million, eight hundred eighty-nine thousand, nine hundred thirty-six".