137304992 has 36 divisors (see below), whose sum is σ = 297136098. Its totient is φ = 62409600.

The previous prime is 137304989. The next prime is 137305013. The reversal of 137304992 is 299403731.

It can be written as a sum of positive squares in only one way, i.e., 121969936 + 15335056 = 11044^2 + 3916^2 .

It is a super-3 number, since 3×137304992³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13859 + ... + 21602.

Almost surely, 2^137304992 is an apocalyptic number.

It is an amenable number.

137304992 is an abundant number, since it is smaller than the sum of its proper divisors (159831106).

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

137304992 is a wasteful number, since it uses less digits than its factorization.

137304992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35493 (or 35474 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 137304992 is about 11717.7212801807. The cubic root of 137304992 is about 515.8959387935.

The spelling of 137304992 in words is "one hundred thirty-seven million, three hundred four thousand, nine hundred ninety-two".