172328413 has 8 divisors (see below), whose sum is σ = 173615616. Its totient is φ = 171045600.

The previous prime is 172328407. The next prime is 172328419. The reversal of 172328413 is 314823271.

172328413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (172328407) and next prime (172328419).

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 172328413 - 2⁹ = 172327901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172328419) 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, 129793 + ... + 131113.

It is an arithmetic number, because the mean of its divisors is an integer number (21701952).

Almost surely, 2^172328413 is an apocalyptic number.

It is an amenable number.

172328413 is a deficient number, since it is larger than the sum of its proper divisors (1287203).

172328413 is a wasteful number, since it uses less digits than its factorization.

172328413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2195.

The product of its digits is 8064, while the sum is 31.

The square root of 172328413 is about 13127.3917058950. The cubic root of 172328413 is about 556.4835055831.

The spelling of 172328413 in words is "one hundred seventy-two million, three hundred twenty-eight thousand, four hundred thirteen".