652172118 has 32 divisors (see below), whose sum is σ = 1406958336. Its totient is φ = 200342688.

The previous prime is 652172083. The next prime is 652172119. The reversal of 652172118 is 811271256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652172119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44005 + ... + 56927.

It is an arithmetic number, because the mean of its divisors is an integer number (43967448).

Almost surely, 2^652172118 is an apocalyptic number.

652172118 is an abundant number, since it is smaller than the sum of its proper divisors (754786218).

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

652172118 is a wasteful number, since it uses less digits than its factorization.

652172118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13588.

The product of its digits is 6720, while the sum is 33.

The square root of 652172118 is about 25537.6607777611. The cubic root of 652172118 is about 867.2029420271.

The spelling of 652172118 in words is "six hundred fifty-two million, one hundred seventy-two thousand, one hundred eighteen".