44223136 has 12 divisors (see below), whose sum is σ = 87064362. Its totient is φ = 22111552.

The previous prime is 44223079. The next prime is 44223161. The reversal of 44223136 is 63132244.

It can be written as a sum of positive squares in only one way, i.e., 39187600 + 5035536 = 6260^2 + 2244^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 44223136.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 690955 + ... + 691018.

Almost surely, 2^44223136 is an apocalyptic number.

It is an amenable number.

44223136 is a deficient number, since it is larger than the sum of its proper divisors (42841226).

44223136 is a wasteful number, since it uses less digits than its factorization.

44223136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381983 (or 1381975 counting only the distinct ones).

The product of its digits is 3456, while the sum is 25.

The square root of 44223136 is about 6650.0478193769. The cubic root of 44223136 is about 353.6306061972.

The spelling of 44223136 in words is "forty-four million, two hundred twenty-three thousand, one hundred thirty-six".