137944844 has 12 divisors (see below), whose sum is σ = 241663464. Its totient is φ = 68898144.

The previous prime is 137944819. The next prime is 137944861. The reversal of 137944844 is 448449731.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 137944795 and 137944804.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14282 + ... + 21905.

It is an arithmetic number, because the mean of its divisors is an integer number (20138622).

Almost surely, 2^137944844 is an apocalyptic number.

It is an amenable number.

137944844 is a deficient number, since it is larger than the sum of its proper divisors (103718620).

137944844 is a wasteful number, since it uses less digits than its factorization.

137944844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37144 (or 37142 counting only the distinct ones).

The product of its digits is 387072, while the sum is 44.

The square root of 137944844 is about 11744.9922945909. The cubic root of 137944844 is about 516.6960689939.

The spelling of 137944844 in words is "one hundred thirty-seven million, nine hundred forty-four thousand, eight hundred forty-four".