137422244 has 12 divisors (see below), whose sum is σ = 240622284. Its totient is φ = 68673024.

The previous prime is 137422183. The next prime is 137422261. The reversal of 137422244 is 442224731.

It can be written as a sum of positive squares in 2 ways, for example, as 74822500 + 62599744 = 8650^2 + 7912^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449 + ... + 16584.

It is an arithmetic number, because the mean of its divisors is an integer number (20051857).

Almost surely, 2^137422244 is an apocalyptic number.

It is an amenable number.

137422244 is a deficient number, since it is larger than the sum of its proper divisors (103200040).

137422244 is a wasteful number, since it uses less digits than its factorization.

137422244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19054 (or 19052 counting only the distinct ones).

The product of its digits is 10752, while the sum is 29.

The square root of 137422244 is about 11722.7234037147. The cubic root of 137422244 is about 516.0427472949.

Adding to 137422244 its reverse (442224731), we get a palindrome (579646975).

The spelling of 137422244 in words is "one hundred thirty-seven million, four hundred twenty-two thousand, two hundred forty-four".