137609432 has 16 divisors (see below), whose sum is σ = 258143760. Its totient is φ = 68771104.

The previous prime is 137609429. The next prime is 137609447. The reversal of 137609432 is 234906731.

It is a junction number, because it is equal to n+sod(n) for n = 137609392 and 137609401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25778 + ... + 30654.

It is an arithmetic number, because the mean of its divisors is an integer number (16133985).

Almost surely, 2^137609432 is an apocalyptic number.

It is an amenable number.

137609432 is a deficient number, since it is larger than the sum of its proper divisors (120534328).

137609432 is a wasteful number, since it uses less digits than its factorization.

137609432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8410 (or 8406 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 137609432 is about 11730.7046676660. The cubic root of 137609432 is about 516.2769480585.

The spelling of 137609432 in words is "one hundred thirty-seven million, six hundred nine thousand, four hundred thirty-two".