44038745 has 4 divisors (see below), whose sum is σ = 52846500. Its totient is φ = 35230992.

The previous prime is 44038741. The next prime is 44038747. The reversal of 44038745 is 54783044.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12645136 + 31393609 = 3556^2 + 5603^2 .

It is a cyclic number.

It is not a de Polignac number, because 44038745 - 2² = 44038741 is a prime.

It is a super-2 number, since 2×44038745² = 3878822122350050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44038741) 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, 4403870 + ... + 4403879.

It is an arithmetic number, because the mean of its divisors is an integer number (13211625).

Almost surely, 2^44038745 is an apocalyptic number.

It is an amenable number.

44038745 is a deficient number, since it is larger than the sum of its proper divisors (8807755).

44038745 is an equidigital number, since it uses as much as digits as its factorization.

44038745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8807754.

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 44038745 is about 6636.1694523271. The cubic root of 44038745 is about 353.1384268787.

The spelling of 44038745 in words is "forty-four million, thirty-eight thousand, seven hundred forty-five".