44172724 has 6 divisors (see below), whose sum is σ = 77302274. Its totient is φ = 22086360.

The previous prime is 44172677. The next prime is 44172727. The reversal of 44172724 is 42727144.

It can be written as a sum of positive squares in only one way, i.e., 32490000 + 11682724 = 5700^2 + 3418^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44172727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5521587 + ... + 5521594.

Almost surely, 2^44172724 is an apocalyptic number.

It is an amenable number.

44172724 is a deficient number, since it is larger than the sum of its proper divisors (33129550).

44172724 is a wasteful number, since it uses less digits than its factorization.

44172724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11043185 (or 11043183 counting only the distinct ones).

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

The square root of 44172724 is about 6646.2563898784. The cubic root of 44172724 is about 353.4961818057.

Adding to 44172724 its reverse (42727144), we get a palindrome (86899868).

The spelling of 44172724 in words is "forty-four million, one hundred seventy-two thousand, seven hundred twenty-four".