22774963 has 2 divisors, whose sum is σ = 22774964. Its totient is φ = 22774962.

The previous prime is 22774937. The next prime is 22774979. The reversal of 22774963 is 36947722.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22774963 is a prime.

It is not a weakly prime, because it can be changed into another prime (22774903) 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, 11387481 + 11387482.

It is an arithmetic number, because the mean of its divisors is an integer number (11387482).

Almost surely, 2^22774963 is an apocalyptic number.

22774963 is a deficient number, since it is larger than the sum of its proper divisors (1).

22774963 is an equidigital number, since it uses as much as digits as its factorization.

22774963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 40.

The square root of 22774963 is about 4772.3121230699. The cubic root of 22774963 is about 283.4561560538.

The spelling of 22774963 in words is "twenty-two million, seven hundred seventy-four thousand, nine hundred sixty-three".