137349764 has 12 divisors (see below), whose sum is σ = 240540300. Its totient is φ = 68623968.

The previous prime is 137349763. The next prime is 137349781. The reversal of 137349764 is 467943731.

It can be written as a sum of positive squares in 2 ways, for example, as 84787264 + 52562500 = 9208^2 + 7250^2 .

It is not an unprimeable number, because it can be changed into a prime (137349763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6299 + ... + 17730.

It is an arithmetic number, because the mean of its divisors is an integer number (20045025).

Almost surely, 2^137349764 is an apocalyptic number.

It is an amenable number.

137349764 is a deficient number, since it is larger than the sum of its proper divisors (103190536).

137349764 is a wasteful number, since it uses less digits than its factorization.

137349764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25462 (or 25460 counting only the distinct ones).

The product of its digits is 381024, while the sum is 44.

The square root of 137349764 is about 11719.6315641747. The cubic root of 137349764 is about 515.9520066333.

The spelling of 137349764 in words is "one hundred thirty-seven million, three hundred forty-nine thousand, seven hundred sixty-four".