22941979 has 2 divisors, whose sum is σ = 22941980. Its totient is φ = 22941978.

The previous prime is 22941943. The next prime is 22941983. The reversal of 22941979 is 97914922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22941979 - 2⁷ = 22941851 is a prime.

It is not a weakly prime, because it can be changed into another prime (22944979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11470989 + 11470990.

It is an arithmetic number, because the mean of its divisors is an integer number (11470990).

Almost surely, 2^22941979 is an apocalyptic number.

22941979 is a deficient number, since it is larger than the sum of its proper divisors (1).

22941979 is an equidigital number, since it uses as much as digits as its factorization.

22941979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 43.

The square root of 22941979 is about 4789.7785961357. The cubic root of 22941979 is about 284.1473603764.

The spelling of 22941979 in words is "twenty-two million, nine hundred forty-one thousand, nine hundred seventy-nine".