44122664 has 8 divisors (see below), whose sum is σ = 82730010. Its totient is φ = 22061328.

The previous prime is 44122651. The next prime is 44122669. The reversal of 44122664 is 46622144.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 41088100 + 3034564 = 6410^2 + 1742^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (44122669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2757659 + ... + 2757674.

Almost surely, 2^44122664 is an apocalyptic number.

It is an amenable number.

44122664 is a deficient number, since it is larger than the sum of its proper divisors (38607346).

44122664 is a wasteful number, since it uses less digits than its factorization.

44122664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5515339 (or 5515335 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 44122664 is about 6642.4892924264. The cubic root of 44122664 is about 353.3625947840.

The spelling of 44122664 in words is "forty-four million, one hundred twenty-two thousand, six hundred sixty-four".