49974816 has 24 divisors (see below), whose sum is σ = 131184144. Its totient is φ = 16658240.

The previous prime is 49974779. The next prime is 49974823. The reversal of 49974816 is 61847994.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260190 + ... + 260381.

It is an arithmetic number, because the mean of its divisors is an integer number (5466006).

Almost surely, 2^49974816 is an apocalyptic number.

It is an amenable number.

49974816 is an abundant number, since it is smaller than the sum of its proper divisors (81209328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49974816 is a wasteful number, since it uses less digits than its factorization.

49974816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520584 (or 520576 counting only the distinct ones).

The product of its digits is 435456, while the sum is 48.

The square root of 49974816 is about 7069.2868098557. The cubic root of 49974816 is about 368.3412870437.

The spelling of 49974816 in words is "forty-nine million, nine hundred seventy-four thousand, eight hundred sixteen".