44222402 has 12 divisors (see below), whose sum is σ = 77163750. Its totient is φ = 18952416.

The previous prime is 44222393. The next prime is 44222411. The reversal of 44222402 is 20422244.

It is an interprime number because it is at equal distance from previous prime (44222393) and next prime (44222411).

It can be written as a sum of positive squares in only one way, i.e., 31125241 + 13097161 = 5579^2 + 3619^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 225527 + ... + 225722.

Almost surely, 2^44222402 is an apocalyptic number.

44222402 is a deficient number, since it is larger than the sum of its proper divisors (32941348).

44222402 is a wasteful number, since it uses less digits than its factorization.

44222402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451265 (or 451258 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 44222402 is about 6649.9926315749. The cubic root of 44222402 is about 353.6286497077.

Adding to 44222402 its reverse (20422244), we get a palindrome (64644646).

The spelling of 44222402 in words is "forty-four million, two hundred twenty-two thousand, four hundred two".