44985831 has 8 divisors (see below), whose sum is σ = 65433984. Its totient is φ = 27264120.

The previous prime is 44985803. The next prime is 44985841. The reversal of 44985831 is 13858944.

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

It is not a de Polignac number, because 44985831 - 2⁵ = 44985799 is a prime.

It is a super-2 number, since 2×44985831² = 4047449981521122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44985841) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 681571 + ... + 681636.

It is an arithmetic number, because the mean of its divisors is an integer number (8179248).

Almost surely, 2^44985831 is an apocalyptic number.

44985831 is a deficient number, since it is larger than the sum of its proper divisors (20448153).

44985831 is a wasteful number, since it uses less digits than its factorization.

44985831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363221.

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

The square root of 44985831 is about 6707.1477544482. The cubic root of 44985831 is about 355.6519949589.

The spelling of 44985831 in words is "forty-four million, nine hundred eighty-five thousand, eight hundred thirty-one".