44492731 has 4 divisors (see below), whose sum is σ = 45028872. Its totient is φ = 43956592.

The previous prime is 44492683. The next prime is 44492743. The reversal of 44492731 is 13729444.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44492731 - 2⁹ = 44492219 is a prime.

It is a super-2 number, since 2×44492731² = 3959206223676722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44492771) 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 3 ways as a sum of consecutive naturals, for example, 267946 + ... + 268111.

It is an arithmetic number, because the mean of its divisors is an integer number (11257218).

Almost surely, 2^44492731 is an apocalyptic number.

44492731 is a deficient number, since it is larger than the sum of its proper divisors (536141).

44492731 is an equidigital number, since it uses as much as digits as its factorization.

44492731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536140.

The product of its digits is 24192, while the sum is 34.

The square root of 44492731 is about 6670.2871752272. The cubic root of 44492731 is about 354.3477569374.

The spelling of 44492731 in words is "forty-four million, four hundred ninety-two thousand, seven hundred thirty-one".