2022645679 has 2 divisors, whose sum is σ = 2022645680. Its totient is φ = 2022645678.

The previous prime is 2022645671. The next prime is 2022645683. The reversal of 2022645679 is 9765462202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2022645679 - 2³ = 2022645671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2022645671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011322839 + 1011322840.

It is an arithmetic number, because the mean of its divisors is an integer number (1011322840).

Almost surely, 2^2022645679 is an apocalyptic number.

2022645679 is a deficient number, since it is larger than the sum of its proper divisors (1).

2022645679 is an equidigital number, since it uses as much as digits as its factorization.

2022645679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 2022645679 is about 44973.8332700249. The cubic root of 2022645679 is about 1264.6585087474.

The spelling of 2022645679 in words is "two billion, twenty-two million, six hundred forty-five thousand, six hundred seventy-nine".