49315992 has 64 divisors (see below), whose sum is σ = 135129600. Its totient is φ = 14874240.

The previous prime is 49315991. The next prime is 49316011. The reversal of 49315992 is 29951394.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49315991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96634 + ... + 97142.

It is an arithmetic number, because the mean of its divisors is an integer number (2111400).

Almost surely, 2^49315992 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 49315992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67564800).

49315992 is an abundant number, since it is smaller than the sum of its proper divisors (85813608).

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

49315992 is a wasteful number, since it uses less digits than its factorization.

49315992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896 (or 892 counting only the distinct ones).

The product of its digits is 87480, while the sum is 42.

The square root of 49315992 is about 7022.5345851765. The cubic root of 49315992 is about 366.7154924879.

The spelling of 49315992 in words is "forty-nine million, three hundred fifteen thousand, nine hundred ninety-two".