22774093 has 2 divisors, whose sum is σ = 22774094. Its totient is φ = 22774092.

The previous prime is 22774091. The next prime is 22774097. The reversal of 22774093 is 39047722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13520329 + 9253764 = 3677^2 + 3042^2 .

It is a cyclic number.

It is not a de Polignac number, because 22774093 - 2¹ = 22774091 is a prime.

Together with 22774091, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22774091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11387046 + 11387047.

It is an arithmetic number, because the mean of its divisors is an integer number (11387047).

Almost surely, 2^22774093 is an apocalyptic number.

It is an amenable number.

22774093 is a deficient number, since it is larger than the sum of its proper divisors (1).

22774093 is an equidigital number, since it uses as much as digits as its factorization.

22774093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 22774093 is about 4772.2209714136. The cubic root of 22774093 is about 283.4525466810.

The spelling of 22774093 in words is "twenty-two million, seven hundred seventy-four thousand, ninety-three".