172316116 has 48 divisors (see below), whose sum is σ = 351187200. Its totient is φ = 72460800.

The previous prime is 172316113. The next prime is 172316129. The reversal of 172316116 is 611613271.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172316113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 429516 + ... + 429916.

It is an arithmetic number, because the mean of its divisors is an integer number (7316400).

Almost surely, 2^172316116 is an apocalyptic number.

It is an amenable number.

172316116 is an abundant number, since it is smaller than the sum of its proper divisors (178871084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

172316116 is a wasteful number, since it uses less digits than its factorization.

172316116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664 (or 662 counting only the distinct ones).

The product of its digits is 1512, while the sum is 28.

The square root of 172316116 is about 13126.9233257455. The cubic root of 172316116 is about 556.4702687633.

Adding to 172316116 its reverse (611613271), we get a palindrome (783929387).

The spelling of 172316116 in words is "one hundred seventy-two million, three hundred sixteen thousand, one hundred sixteen".