172314146 has 16 divisors (see below), whose sum is σ = 263023200. Its totient is φ = 84652128.

The previous prime is 172314133. The next prime is 172314157. The reversal of 172314146 is 641413271.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 26045 + ... + 31983.

It is an arithmetic number, because the mean of its divisors is an integer number (16438950).

Almost surely, 2^172314146 is an apocalyptic number.

172314146 is a deficient number, since it is larger than the sum of its proper divisors (90709054).

172314146 is a wasteful number, since it uses less digits than its factorization.

172314146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6193.

The product of its digits is 4032, while the sum is 29.

The square root of 172314146 is about 13126.8482889077. The cubic root of 172314146 is about 556.4681481441.

The spelling of 172314146 in words is "one hundred seventy-two million, three hundred fourteen thousand, one hundred forty-six".