49997984 has 24 divisors (see below), whose sum is σ = 99193248. Its totient is φ = 24806080.

The previous prime is 49997977. The next prime is 49997999. The reversal of 49997984 is 48979994.

49997984 = T₂₉₅ + T₂₉₆ + ... + T₆₈₇.

It is a happy number.

49997984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1772 + ... + 10155.

It is an arithmetic number, because the mean of its divisors is an integer number (4133052).

Almost surely, 2^49997984 is an apocalyptic number.

It is an amenable number.

49997984 is a deficient number, since it is larger than the sum of its proper divisors (49195264).

49997984 is a wasteful number, since it uses less digits than its factorization.

49997984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12068 (or 12060 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 59.

The square root of 49997984 is about 7070.9252577014. The cubic root of 49997984 is about 368.3981984592.

The spelling of 49997984 in words is "forty-nine million, nine hundred ninety-seven thousand, nine hundred eighty-four".