44139792 has 40 divisors (see below), whose sum is σ = 114625600. Its totient is φ = 14636160.

The previous prime is 44139787. The next prime is 44139833. The reversal of 44139792 is 29793144.

It is a self number, because there is not a number n which added to its sum of digits gives 44139792.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7242 + ... + 11862.

It is an arithmetic number, because the mean of its divisors is an integer number (2865640).

Almost surely, 2^44139792 is an apocalyptic number.

It is an amenable number.

44139792 is an abundant number, since it is smaller than the sum of its proper divisors (70485808).

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

44139792 is a wasteful number, since it uses less digits than its factorization.

44139792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4831 (or 4825 counting only the distinct ones).

The product of its digits is 54432, while the sum is 39.

The square root of 44139792 is about 6643.7784430247. The cubic root of 44139792 is about 353.4083128722.

The spelling of 44139792 in words is "forty-four million, one hundred thirty-nine thousand, seven hundred ninety-two".