652312189 has 8 divisors (see below), whose sum is σ = 661782240. Its totient is φ = 642880656.

The previous prime is 652312163. The next prime is 652312231. The reversal of 652312189 is 981213256.

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 652312189 - 2¹³ = 652303997 is a prime.

It is a super-2 number, since 2×652312189² = 851022383835943442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652318189) 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 7 ways as a sum of consecutive naturals, for example, 25399 + ... + 44155.

It is an arithmetic number, because the mean of its divisors is an integer number (82722780).

Almost surely, 2^652312189 is an apocalyptic number.

It is an amenable number.

652312189 is a deficient number, since it is larger than the sum of its proper divisors (9470051).

652312189 is a wasteful number, since it uses less digits than its factorization.

652312189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19259.

The product of its digits is 25920, while the sum is 37.

The square root of 652312189 is about 25540.4030704294. The cubic root of 652312189 is about 867.2650224119.

The spelling of 652312189 in words is "six hundred fifty-two million, three hundred twelve thousand, one hundred eighty-nine".