44081457 has 16 divisors (see below), whose sum is σ = 67264512. Its totient is φ = 25154640.

The previous prime is 44081449. The next prime is 44081483. The reversal of 44081457 is 75418044.

It is not a de Polignac number, because 44081457 - 2³ = 44081449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44081417) 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, 29232 + ... + 30702.

It is an arithmetic number, because the mean of its divisors is an integer number (4204032).

Almost surely, 2^44081457 is an apocalyptic number.

It is an amenable number.

44081457 is a deficient number, since it is larger than the sum of its proper divisors (23183055).

44081457 is a wasteful number, since it uses less digits than its factorization.

44081457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2908.

The product of its (nonzero) digits is 17920, while the sum is 33.

The square root of 44081457 is about 6639.3867939743. The cubic root of 44081457 is about 353.2525564922.

The spelling of 44081457 in words is "forty-four million, eighty-one thousand, four hundred fifty-seven".