44159838 has 32 divisors (see below), whose sum is σ = 93709440. Its totient is φ = 13834080.

The previous prime is 44159831. The next prime is 44159849. The reversal of 44159838 is 83895144.

It is a self number, because there is not a number n which added to its sum of digits gives 44159838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44159831) 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, 13456 + ... + 16412.

It is an arithmetic number, because the mean of its divisors is an integer number (2928420).

Almost surely, 2^44159838 is an apocalyptic number.

44159838 is an abundant number, since it is smaller than the sum of its proper divisors (49549602).

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

44159838 is a wasteful number, since it uses less digits than its factorization.

44159838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3112.

The product of its digits is 138240, while the sum is 42.

The square root of 44159838 is about 6645.2869012557. The cubic root of 44159838 is about 353.4618046728.

The spelling of 44159838 in words is "forty-four million, one hundred fifty-nine thousand, eight hundred thirty-eight".