137398234 has 8 divisors (see below), whose sum is σ = 216944640. Its totient is φ = 65083356.

The previous prime is 137398229. The next prime is 137398237. The reversal of 137398234 is 432893731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (137398237) 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, 1807834 + ... + 1807909.

It is an arithmetic number, because the mean of its divisors is an integer number (27118080).

Almost surely, 2^137398234 is an apocalyptic number.

137398234 is a deficient number, since it is larger than the sum of its proper divisors (79546406).

137398234 is a wasteful number, since it uses less digits than its factorization.

137398234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3615764.

The product of its digits is 108864, while the sum is 40.

The square root of 137398234 is about 11721.6992795413. The cubic root of 137398234 is about 516.0126917336.

The spelling of 137398234 in words is "one hundred thirty-seven million, three hundred ninety-eight thousand, two hundred thirty-four".