22666051 has 2 divisors, whose sum is σ = 22666052. Its totient is φ = 22666050.

The previous prime is 22666037. The next prime is 22666057. The reversal of 22666051 is 15066622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22666051 - 2⁵ = 22666019 is a prime.

It is not a weakly prime, because it can be changed into another prime (22666057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11333025 + 11333026.

It is an arithmetic number, because the mean of its divisors is an integer number (11333026).

Almost surely, 2^22666051 is an apocalyptic number.

22666051 is a deficient number, since it is larger than the sum of its proper divisors (1).

22666051 is an equidigital number, since it uses as much as digits as its factorization.

22666051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 22666051 is about 4760.8876273233. The cubic root of 22666051 is about 283.0035959538.

The spelling of 22666051 in words is "twenty-two million, six hundred sixty-six thousand, fifty-one".