49865788 has 48 divisors (see below), whose sum is σ = 103505920. Its totient is φ = 20575296.

The previous prime is 49865779. The next prime is 49865791. The reversal of 49865788 is 88756894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131383 + ... + 131761.

Almost surely, 2^49865788 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 49865788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51752960).

49865788 is an abundant number, since it is smaller than the sum of its proper divisors (53640132).

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

49865788 is a wasteful number, since it uses less digits than its factorization.

49865788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554 (or 552 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 55.

The square root of 49865788 is about 7061.5712132641. The cubic root of 49865788 is about 368.0732270000.

It can be divided in two parts, 49865 and 788, that added together give a cube (50653 = 37³).

The spelling of 49865788 in words is "forty-nine million, eight hundred sixty-five thousand, seven hundred eighty-eight".