172116702 has 48 divisors (see below), whose sum is σ = 387404160. Its totient is φ = 55184976.

The previous prime is 172116677. The next prime is 172116719. The reversal of 172116702 is 207611271.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 50199 + ... + 53517.

It is an arithmetic number, because the mean of its divisors is an integer number (8070920).

Almost surely, 2^172116702 is an apocalyptic number.

172116702 is an abundant number, since it is smaller than the sum of its proper divisors (215287458).

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

172116702 is a wasteful number, since it uses less digits than its factorization.

172116702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3437 (or 3434 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 27.

The square root of 172116702 is about 13119.3255161994. The cubic root of 172116702 is about 556.2555262339.

Adding to 172116702 its reverse (207611271), we get a palindrome (379727973).

The spelling of 172116702 in words is "one hundred seventy-two million, one hundred sixteen thousand, seven hundred two".