137874242 has 8 divisors (see below), whose sum is σ = 225612432. Its totient is φ = 62670100.

The previous prime is 137874227. The next prime is 137874271. The reversal of 137874242 is 242478731.

137874242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 137874196 and 137874205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3133484 + ... + 3133527.

It is an arithmetic number, because the mean of its divisors is an integer number (28201554).

Almost surely, 2^137874242 is an apocalyptic number.

137874242 is a deficient number, since it is larger than the sum of its proper divisors (87738190).

137874242 is a wasteful number, since it uses less digits than its factorization.

137874242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6267024.

The product of its digits is 75264, while the sum is 38.

The square root of 137874242 is about 11741.9862885289. The cubic root of 137874242 is about 516.6079033179.

The spelling of 137874242 in words is "one hundred thirty-seven million, eight hundred seventy-four thousand, two hundred forty-two".