44105887 has 8 divisors (see below), whose sum is σ = 51769376. Its totient is φ = 36783072.

The previous prime is 44105861. The next prime is 44105923. The reversal of 44105887 is 78850144.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44105887 - 2⁷ = 44105759 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44105807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84888 + ... + 85405.

It is an arithmetic number, because the mean of its divisors is an integer number (6471172).

Almost surely, 2^44105887 is an apocalyptic number.

44105887 is a deficient number, since it is larger than the sum of its proper divisors (7663489).

44105887 is a wasteful number, since it uses less digits than its factorization.

44105887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170337.

The product of its (nonzero) digits is 35840, while the sum is 37.

The square root of 44105887 is about 6641.2263174808. The cubic root of 44105887 is about 353.3178021139.

The spelling of 44105887 in words is "forty-four million, one hundred five thousand, eight hundred eighty-seven".