172364 has 12 divisors (see below), whose sum is σ = 309288. Its totient is φ = 84000.

The previous prime is 172357. The next prime is 172373. The reversal of 172364 is 463271.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362 + ... + 689.

It is an arithmetic number, because the mean of its divisors is an integer number (25774).

2¹⁷²³⁶⁴ is an apocalyptic number.

It is an amenable number.

172364 is a deficient number, since it is larger than the sum of its proper divisors (136924).

172364 is a wasteful number, since it uses less digits than its factorization.

172364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096 (or 1094 counting only the distinct ones).

The product of its digits is 1008, while the sum is 23.

The square root of 172364 is about 415.1674361026. The cubic root of 172364 is about 55.6521808834.

The spelling of 172364 in words is "one hundred seventy-two thousand, three hundred sixty-four".