172252000 has 48 divisors (see below), whose sum is σ = 423232992. Its totient is φ = 68899200.

The previous prime is 172251979. The next prime is 172252001. The reversal of 172252000 is 252271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172252001) 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, 17532 + ... + 25531.

It is an arithmetic number, because the mean of its divisors is an integer number (8817354).

Almost surely, 2^172252000 is an apocalyptic number.

172252000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

172252000 is an abundant number, since it is smaller than the sum of its proper divisors (250980992).

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

172252000 is an equidigital number, since it uses as much as digits as its factorization.

172252000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43088 (or 43070 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 172252000 is about 13124.4809421173. The cubic root of 172252000 is about 556.4012423820.

The spelling of 172252000 in words is "one hundred seventy-two million, two hundred fifty-two thousand".