173608913 has 8 divisors (see below), whose sum is σ = 184099680. Its totient is φ = 163149120.

The previous prime is 173608823. The next prime is 173608933. The reversal of 173608913 is 319806371.

173608913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 173608913 - 2⁸ = 173608657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (173608933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4358 + ... + 19136.

It is an arithmetic number, because the mean of its divisors is an integer number (23012460).

Almost surely, 2^173608913 is an apocalyptic number.

It is an amenable number.

173608913 is a deficient number, since it is larger than the sum of its proper divisors (10490767).

173608913 is a wasteful number, since it uses less digits than its factorization.

173608913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15487.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 173608913 is about 13176.0735046523. The cubic root of 173608913 is about 557.8584373444.

The spelling of 173608913 in words is "one hundred seventy-three million, six hundred eight thousand, nine hundred thirteen".