652909223 has 2 divisors, whose sum is σ = 652909224. Its totient is φ = 652909222.

The previous prime is 652909207. The next prime is 652909241. The reversal of 652909223 is 322909256.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 652909223 - 2⁴ = 652909207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (652909423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326454611 + 326454612.

It is an arithmetic number, because the mean of its divisors is an integer number (326454612).

Almost surely, 2^652909223 is an apocalyptic number.

652909223 is a deficient number, since it is larger than the sum of its proper divisors (1).

652909223 is an equidigital number, since it uses as much as digits as its factorization.

652909223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 652909223 is about 25552.0884273673. The cubic root of 652909223 is about 867.5295321691.

The spelling of 652909223 in words is "six hundred fifty-two million, nine hundred nine thousand, two hundred twenty-three".