172625097 has 8 divisors (see below), whose sum is σ = 240174144. Its totient is φ = 110079728.

The previous prime is 172625093. The next prime is 172625113. The reversal of 172625097 is 790526271.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 172625097 - 2² = 172625093 is a prime.

It is a super-2 number, since 2×172625097² = 59598848228518818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (172625093) 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 7 ways as a sum of consecutive naturals, for example, 1250838 + ... + 1250975.

It is an arithmetic number, because the mean of its divisors is an integer number (30021768).

Almost surely, 2^172625097 is an apocalyptic number.

It is an amenable number.

172625097 is a deficient number, since it is larger than the sum of its proper divisors (67549047).

172625097 is a wasteful number, since it uses less digits than its factorization.

172625097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501839.

The product of its (nonzero) digits is 52920, while the sum is 39.

The square root of 172625097 is about 13138.6870348601. The cubic root of 172625097 is about 556.8026734899.

The spelling of 172625097 in words is "one hundred seventy-two million, six hundred twenty-five thousand, ninety-seven".