172332316 has 24 divisors (see below), whose sum is σ = 325556784. Its totient is φ = 79347840.

The previous prime is 172332313. The next prime is 172332331. The reversal of 172332316 is 613233271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172332313) 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, 19296 + ... + 26776.

It is an arithmetic number, because the mean of its divisors is an integer number (13564866).

Almost surely, 2^172332316 is an apocalyptic number.

It is an amenable number.

172332316 is a deficient number, since it is larger than the sum of its proper divisors (153224468).

172332316 is a wasteful number, since it uses less digits than its factorization.

172332316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7941 (or 7939 counting only the distinct ones).

The product of its digits is 4536, while the sum is 28.

The square root of 172332316 is about 13127.5403636782. The cubic root of 172332316 is about 556.4877067451.

Adding to 172332316 its reverse (613233271), we get a palindrome (785565587).

The spelling of 172332316 in words is "one hundred seventy-two million, three hundred thirty-two thousand, three hundred sixteen".