45244222 has 8 divisors (see below), whose sum is σ = 68355000. Its totient is φ = 22459224.

The previous prime is 45244163. The next prime is 45244237. The reversal of 45244222 is 22244254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81097 + ... + 81652.

It is an arithmetic number, because the mean of its divisors is an integer number (8544375).

Almost surely, 2^45244222 is an apocalyptic number.

45244222 is a deficient number, since it is larger than the sum of its proper divisors (23110778).

45244222 is a wasteful number, since it uses less digits than its factorization.

45244222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162890.

The product of its digits is 5120, while the sum is 25.

The square root of 45244222 is about 6726.3825344683. The cubic root of 45244222 is about 356.3316303347.

Adding to 45244222 its reverse (22244254), we get a palindrome (67488476).

The spelling of 45244222 in words is "forty-five million, two hundred forty-four thousand, two hundred twenty-two".