173932138 has 16 divisors (see below), whose sum is σ = 264163680. Its totient is φ = 85882896.

The previous prime is 173932123. The next prime is 173932147. The reversal of 173932138 is 831239371.

It is a junction number, because it is equal to n+sod(n) for n = 173932097 and 173932106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78733 + ... + 80911.

It is an arithmetic number, because the mean of its divisors is an integer number (16510230).

Almost surely, 2^173932138 is an apocalyptic number.

173932138 is a deficient number, since it is larger than the sum of its proper divisors (90231542).

173932138 is a wasteful number, since it uses less digits than its factorization.

173932138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2661.

The product of its digits is 27216, while the sum is 37.

The square root of 173932138 is about 13188.3334049454. Note that the first 3 decimals coincide. The cubic root of 173932138 is about 558.2044295771.

The spelling of 173932138 in words is "one hundred seventy-three million, nine hundred thirty-two thousand, one hundred thirty-eight".