172082299 has 2 divisors, whose sum is σ = 172082300. Its totient is φ = 172082298.

The previous prime is 172082269. The next prime is 172082321. The reversal of 172082299 is 992280271.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 172082299 - 2²⁷ = 37864571 is a prime.

It is a super-2 number, since 2×172082299² = 59224635258250802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (172082249) 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 as a sum of consecutive naturals, namely, 86041149 + 86041150.

It is an arithmetic number, because the mean of its divisors is an integer number (86041150).

Almost surely, 2^172082299 is an apocalyptic number.

172082299 is a deficient number, since it is larger than the sum of its proper divisors (1).

172082299 is an equidigital number, since it uses as much as digits as its factorization.

172082299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 172082299 is about 13118.0142933296. The cubic root of 172082299 is about 556.2184619749.

The spelling of 172082299 in words is "one hundred seventy-two million, eighty-two thousand, two hundred ninety-nine".