137432 has 16 divisors (see below), whose sum is σ = 264600. Its totient is φ = 66880.

The previous prime is 137413. The next prime is 137437. The reversal of 137432 is 234731.

It is a d-powerful number, because it can be written as 1 + 3³ + 4⁶ + 7² + 3⁷ + 2¹⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137437) by changing a digit.

137432 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119 + ... + 537.

2¹³⁷⁴³² is an apocalyptic number.

It is an amenable number.

137432 is a deficient number, since it is larger than the sum of its proper divisors (127168).

137432 is a wasteful number, since it uses less digits than its factorization.

137432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466 (or 462 counting only the distinct ones).

The product of its digits is 504, while the sum is 20.

The square root of 137432 is about 370.7182218343. The cubic root of 137432 is about 51.6054958792.

The spelling of 137432 in words is "one hundred thirty-seven thousand, four hundred thirty-two".