22324979 has 2 divisors, whose sum is σ = 22324980. Its totient is φ = 22324978.

The previous prime is 22324937. The next prime is 22324999. The reversal of 22324979 is 97942322.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22324979 is a prime.

It is a super-3 number, since 3×22324979³ (a number of 23 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (22324909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11162489 + 11162490.

It is an arithmetic number, because the mean of its divisors is an integer number (11162490).

Almost surely, 2^22324979 is an apocalyptic number.

22324979 is a deficient number, since it is larger than the sum of its proper divisors (1).

22324979 is an equidigital number, since it uses as much as digits as its factorization.

22324979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 38.

The square root of 22324979 is about 4724.9316397171. The cubic root of 22324979 is about 281.5768976600.

The spelling of 22324979 in words is "twenty-two million, three hundred twenty-four thousand, nine hundred seventy-nine".