23222377 has 2 divisors, whose sum is σ = 23222378. Its totient is φ = 23222376.

The previous prime is 23222369. The next prime is 23222413. The reversal of 23222377 is 77322232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11689561 + 11532816 = 3419^2 + 3396^2 .

It is a cyclic number.

It is not a de Polignac number, because 23222377 - 2³ = 23222369 is a prime.

It is not a weakly prime, because it can be changed into another prime (23222477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11611188 + 11611189.

It is an arithmetic number, because the mean of its divisors is an integer number (11611189).

Almost surely, 2^23222377 is an apocalyptic number.

It is an amenable number.

23222377 is a deficient number, since it is larger than the sum of its proper divisors (1).

23222377 is an equidigital number, since it uses as much as digits as its factorization.

23222377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 28.

The square root of 23222377 is about 4818.9601575444. The cubic root of 23222377 is about 285.3002969959.

The spelling of 23222377 in words is "twenty-three million, two hundred twenty-two thousand, three hundred seventy-seven".