44172274 has 4 divisors (see below), whose sum is σ = 66258414. Its totient is φ = 22086136.

The previous prime is 44172269. The next prime is 44172277. The reversal of 44172274 is 47227144.

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

It can be written as a sum of positive squares in only one way, i.e., 24750625 + 19421649 = 4975^2 + 4407^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (44172277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11043067 + ... + 11043070.

Almost surely, 2^44172274 is an apocalyptic number.

44172274 is a deficient number, since it is larger than the sum of its proper divisors (22086140).

44172274 is a wasteful number, since it uses less digits than its factorization.

44172274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22086139.

The product of its digits is 12544, while the sum is 31.

The square root of 44172274 is about 6646.2225361479. Note that the first 3 decimals coincide. The cubic root of 44172274 is about 353.4949814132.

The spelling of 44172274 in words is "forty-four million, one hundred seventy-two thousand, two hundred seventy-four".