173132530 has 16 divisors (see below), whose sum is σ = 312752664. Its totient is φ = 69005440.

The previous prime is 173132513. The next prime is 173132543. The reversal of 173132530 is 35231371.

173132530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 92294449 + 80838081 = 9607^2 + 8991^2 .

It is a junction number, because it is equal to n+sod(n) for n = 173132495 and 173132504.

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, 27997 + ... + 33616.

Almost surely, 2^173132530 is an apocalyptic number.

173132530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

173132530 is a deficient number, since it is larger than the sum of its proper divisors (139620134).

173132530 is a wasteful number, since it uses less digits than its factorization.

173132530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61901.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 173132530 is about 13157.9835081216. The cubic root of 173132530 is about 557.3477152483.

The spelling of 173132530 in words is "one hundred seventy-three million, one hundred thirty-two thousand, five hundred thirty".