44502228 has 18 divisors (see below), whose sum is σ = 112491834. Its totient is φ = 14834064.

The previous prime is 44502223. The next prime is 44502229. The reversal of 44502228 is 82220544.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 34082244 + 10419984 = 5838^2 + 3228^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44502223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 618051 + ... + 618122.

Almost surely, 2^44502228 is an apocalyptic number.

It is an amenable number.

44502228 is an abundant number, since it is smaller than the sum of its proper divisors (67989606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44502228 is a wasteful number, since it uses less digits than its factorization.

44502228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236183 (or 1236178 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 44502228 is about 6670.9990256333. Note that the first 3 decimals coincide. The cubic root of 44502228 is about 354.3729670572.

The spelling of 44502228 in words is "forty-four million, five hundred two thousand, two hundred twenty-eight".