652223779 has 2 divisors, whose sum is σ = 652223780. Its totient is φ = 652223778.

The previous prime is 652223731. The next prime is 652223797. The reversal of 652223779 is 977322256.

Together with next prime (652223797) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 652223779 - 2⁹ = 652223267 is a prime.

It is not a weakly prime, because it can be changed into another prime (652223179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326111889 + 326111890.

It is an arithmetic number, because the mean of its divisors is an integer number (326111890).

Almost surely, 2^652223779 is an apocalyptic number.

652223779 is a deficient number, since it is larger than the sum of its proper divisors (1).

652223779 is an equidigital number, since it uses as much as digits as its factorization.

652223779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 43.

The square root of 652223779 is about 25538.6722246870. The cubic root of 652223779 is about 867.2258395553.

The spelling of 652223779 in words is "six hundred fifty-two million, two hundred twenty-three thousand, seven hundred seventy-nine".