172492352 has 28 divisors (see below), whose sum is σ = 342808560. Its totient is φ = 86115456.

The previous prime is 172492337. The next prime is 172492361. The reversal of 172492352 is 253294271.

It is a happy number.

It is a super-2 number, since 2×172492352² = 59507222996983808, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51299 + ... + 54557.

Almost surely, 2^172492352 is an apocalyptic number.

It is an amenable number.

172492352 is a deficient number, since it is larger than the sum of its proper divisors (170316208).

172492352 is an equidigital number, since it uses as much as digits as its factorization.

172492352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4098 (or 4088 counting only the distinct ones).

The product of its digits is 30240, while the sum is 35.

The square root of 172492352 is about 13133.6343789524. The cubic root of 172492352 is about 556.6599137830.

The spelling of 172492352 in words is "one hundred seventy-two million, four hundred ninety-two thousand, three hundred fifty-two".