49992444 has 96 divisors (see below), whose sum is σ = 139487040. Its totient is φ = 15427584.

The previous prime is 49992413. The next prime is 49992469. The reversal of 49992444 is 44429994.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 49992444.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133842 + ... + 134214.

It is an arithmetic number, because the mean of its divisors is an integer number (1452990).

Almost surely, 2^49992444 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 49992444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69743520).

49992444 is an abundant number, since it is smaller than the sum of its proper divisors (89494596).

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

49992444 is a wasteful number, since it uses less digits than its factorization.

49992444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476 (or 468 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 49992444 is about 7070.5335017946. The cubic root of 49992444 is about 368.3845912345.

The spelling of 49992444 in words is "forty-nine million, nine hundred ninety-two thousand, four hundred forty-four".