137974 has 8 divisors (see below), whose sum is σ = 208800. Its totient is φ = 68376.

The previous prime is 137957. The next prime is 137983. The reversal of 137974 is 479731.

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

It is a congruent number.

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, 67 + ... + 529.

It is an arithmetic number, because the mean of its divisors is an integer number (26100).

2¹³⁷⁹⁷⁴ is an apocalyptic number.

137974 is a deficient number, since it is larger than the sum of its proper divisors (70826).

137974 is a wasteful number, since it uses less digits than its factorization.

137974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614.

The product of its digits is 5292, while the sum is 31.

The square root of 137974 is about 371.4485159480. The cubic root of 137974 is about 51.6732469362.

It can be divided in two parts, 137 and 974, that added together give a palindrome (1111).

The spelling of 137974 in words is "one hundred thirty-seven thousand, nine hundred seventy-four".