172301393 has 16 divisors (see below), whose sum is σ = 195737472. Its totient is φ = 150288000.

The previous prime is 172301333. The next prime is 172301401. The reversal of 172301393 is 393103271.

It is a cyclic number.

It is not a de Polignac number, because 172301393 - 2¹² = 172297297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (172301333) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 24380 + ... + 30642.

It is an arithmetic number, because the mean of its divisors is an integer number (12233592).

Almost surely, 2^172301393 is an apocalyptic number.

It is an amenable number.

172301393 is a deficient number, since it is larger than the sum of its proper divisors (23436079).

172301393 is a wasteful number, since it uses less digits than its factorization.

172301393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6376.

The product of its (nonzero) digits is 3402, while the sum is 29.

The square root of 172301393 is about 13126.3625197539. The cubic root of 172301393 is about 556.4544197039.

The spelling of 172301393 in words is "one hundred seventy-two million, three hundred one thousand, three hundred ninety-three".