49319664 has 20 divisors (see below), whose sum is σ = 127409256. Its totient is φ = 16439872.

The previous prime is 49319657. The next prime is 49319689. The reversal of 49319664 is 46691394.

49319664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 513699 + ... + 513794.

Almost surely, 2^49319664 is an apocalyptic number.

It is an amenable number.

49319664 is an abundant number, since it is smaller than the sum of its proper divisors (78089592).

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

49319664 is a wasteful number, since it uses less digits than its factorization.

49319664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027504 (or 1027498 counting only the distinct ones).

The product of its digits is 139968, while the sum is 42.

The square root of 49319664 is about 7022.7960243766. The cubic root of 49319664 is about 366.7245939701.

The spelling of 49319664 in words is "forty-nine million, three hundred nineteen thousand, six hundred sixty-four".