49893564 has 72 divisors (see below), whose sum is σ = 138066768. Its totient is φ = 13977600.

The previous prime is 49893559. The next prime is 49893583. The reversal of 49893564 is 46539894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30364 + ... + 31964.

It is an arithmetic number, because the mean of its divisors is an integer number (1917594).

Almost surely, 2^49893564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49893564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69033384).

49893564 is an abundant number, since it is smaller than the sum of its proper divisors (88173204).

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

49893564 is a wasteful number, since it uses less digits than its factorization.

49893564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1675 (or 1666 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The square root of 49893564 is about 7063.5376405878. The cubic root of 49893564 is about 368.1415551044.

The spelling of 49893564 in words is "forty-nine million, eight hundred ninety-three thousand, five hundred sixty-four".