49419664 has 20 divisors (see below), whose sum is σ = 109429504. Its totient is φ = 21179808.

The previous prime is 49419659. The next prime is 49419737. The reversal of 49419664 is 46691494.

It is a self number, because there is not a number n which added to its sum of digits gives 49419664.

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, 220512 + ... + 220735.

Almost surely, 2^49419664 is an apocalyptic number.

It is an amenable number.

49419664 is an abundant number, since it is smaller than the sum of its proper divisors (60009840).

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

49419664 is a wasteful number, since it uses less digits than its factorization.

49419664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441262 (or 441256 counting only the distinct ones).

The product of its digits is 186624, while the sum is 43.

The square root of 49419664 is about 7029.9120904888. The cubic root of 49419664 is about 366.9722822060.

The spelling of 49419664 in words is "forty-nine million, four hundred nineteen thousand, six hundred sixty-four".