44222142 has 16 divisors (see below), whose sum is σ = 89439120. Its totient is φ = 14574912.

The previous prime is 44222131. The next prime is 44222147. The reversal of 44222142 is 24122244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44222147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40873 + ... + 41940.

It is an arithmetic number, because the mean of its divisors is an integer number (5589945).

Almost surely, 2^44222142 is an apocalyptic number.

44222142 is an abundant number, since it is smaller than the sum of its proper divisors (45216978).

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

44222142 is a wasteful number, since it uses less digits than its factorization.

44222142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82907.

The product of its digits is 1024, while the sum is 21.

The square root of 44222142 is about 6649.9730826523. The cubic root of 44222142 is about 353.6279566681.

Adding to 44222142 its reverse (24122244), we get a palindrome (68344386).

The spelling of 44222142 in words is "forty-four million, two hundred twenty-two thousand, one hundred forty-two".