44492917 has 16 divisors (see below), whose sum is σ = 53032320. Its totient is φ = 36533952.

The previous prime is 44492909. The next prime is 44492923. The reversal of 44492917 is 71929444.

It is not a de Polignac number, because 44492917 - 2³ = 44492909 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44492917.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44495917) 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, 14559 + ... + 17347.

It is an arithmetic number, because the mean of its divisors is an integer number (3314520).

Almost surely, 2^44492917 is an apocalyptic number.

It is an amenable number.

44492917 is a deficient number, since it is larger than the sum of its proper divisors (8539403).

44492917 is a wasteful number, since it uses less digits than its factorization.

44492917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2892.

The product of its digits is 72576, while the sum is 40.

The square root of 44492917 is about 6670.3011176408. The cubic root of 44492917 is about 354.3482507153.

The spelling of 44492917 in words is "forty-four million, four hundred ninety-two thousand, nine hundred seventeen".