94222561 has 2 divisors, whose sum is σ = 94222562. Its totient is φ = 94222560.

The previous prime is 94222529. The next prime is 94222567. The reversal of 94222561 is 16522249.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68161536 + 26061025 = 8256^2 + 5105^2 .

It is a cyclic number.

It is not a de Polignac number, because 94222561 - 2⁵ = 94222529 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (94222567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47111280 + 47111281.

It is an arithmetic number, because the mean of its divisors is an integer number (47111281).

Almost surely, 2^94222561 is an apocalyptic number.

It is an amenable number.

94222561 is a deficient number, since it is larger than the sum of its proper divisors (1).

94222561 is an equidigital number, since it uses as much as digits as its factorization.

94222561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 31.

The square root of 94222561 is about 9706.8306362067. The cubic root of 94222561 is about 455.0421584734.

The spelling of 94222561 in words is "ninety-four million, two hundred twenty-two thousand, five hundred sixty-one".