22773967 has 2 divisors, whose sum is σ = 22773968. Its totient is φ = 22773966.

The previous prime is 22773911. The next prime is 22773977. The reversal of 22773967 is 76937722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22773967 - 2¹¹ = 22771919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22773977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11386983 + 11386984.

It is an arithmetic number, because the mean of its divisors is an integer number (11386984).

Almost surely, 2^22773967 is an apocalyptic number.

22773967 is a deficient number, since it is larger than the sum of its proper divisors (1).

22773967 is an equidigital number, since it uses as much as digits as its factorization.

22773967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 222264, while the sum is 43.

The square root of 22773967 is about 4772.2077699949. The cubic root of 22773967 is about 283.4520239366.

The spelling of 22773967 in words is "twenty-two million, seven hundred seventy-three thousand, nine hundred sixty-seven".