22977679 has 2 divisors, whose sum is σ = 22977680. Its totient is φ = 22977678.

The previous prime is 22977653. The next prime is 22977683. The reversal of 22977679 is 97677922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22977679 - 2¹⁹ = 22453391 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22977379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11488839 + 11488840.

It is an arithmetic number, because the mean of its divisors is an integer number (11488840).

Almost surely, 2^22977679 is an apocalyptic number.

22977679 is a deficient number, since it is larger than the sum of its proper divisors (1).

22977679 is an equidigital number, since it uses as much as digits as its factorization.

22977679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 666792, while the sum is 49.

The square root of 22977679 is about 4793.5038333144. The cubic root of 22977679 is about 284.2946711727.

The spelling of 22977679 in words is "twenty-two million, nine hundred seventy-seven thousand, six hundred seventy-nine".