172675116 has 36 divisors (see below), whose sum is σ = 459459000. Its totient is φ = 54528768.

The previous prime is 172675091. The next prime is 172675117. The reversal of 172675116 is 611576271.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×172675116² = 59633391371226912, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (172675117) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 125541 + ... + 126908.

It is an arithmetic number, because the mean of its divisors is an integer number (12762750).

Almost surely, 2^172675116 is an apocalyptic number.

It is an amenable number.

172675116 is an abundant number, since it is smaller than the sum of its proper divisors (286783884).

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

172675116 is a wasteful number, since it uses less digits than its factorization.

172675116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252478 (or 252473 counting only the distinct ones).

The product of its digits is 17640, while the sum is 36.

The square root of 172675116 is about 13140.5903976952. The cubic root of 172675116 is about 556.8564470989.

The spelling of 172675116 in words is "one hundred seventy-two million, six hundred seventy-five thousand, one hundred sixteen".