137264320 has 28 divisors (see below), whose sum is σ = 326861424. Its totient is φ = 54905600.

The previous prime is 137264297. The next prime is 137264357. The reversal of 137264320 is 23462731.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214156 + ... + 214795.

Almost surely, 2^137264320 is an apocalyptic number.

137264320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

137264320 is an abundant number, since it is smaller than the sum of its proper divisors (189597104).

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

137264320 is an equidigital number, since it uses as much as digits as its factorization.

137264320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428968 (or 428958 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 137264320 is about 11715.9856606263. The cubic root of 137264320 is about 515.8449948052.

The spelling of 137264320 in words is "one hundred thirty-seven million, two hundred sixty-four thousand, three hundred twenty".