137042744 has 32 divisors (see below), whose sum is σ = 272494800. Its totient is φ = 64431360.

The previous prime is 137042713. The next prime is 137042747. The reversal of 137042744 is 447240731.

It is a self number, because there is not a number n which added to its sum of digits gives 137042744.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137042747) 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, 17534 + ... + 24114.

Almost surely, 2^137042744 is an apocalyptic number.

It is an amenable number.

137042744 is a deficient number, since it is larger than the sum of its proper divisors (135452056).

137042744 is a wasteful number, since it uses less digits than its factorization.

137042744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6743 (or 6739 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 137042744 is about 11706.5257015051. The cubic root of 137042744 is about 515.5672813948.

The spelling of 137042744 in words is "one hundred thirty-seven million, forty-two thousand, seven hundred forty-four".