22660633 has 2 divisors, whose sum is σ = 22660634. Its totient is φ = 22660632.

The previous prime is 22660621. The next prime is 22660637. The reversal of 22660633 is 33606622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14348944 + 8311689 = 3788^2 + 2883^2 .

It is a cyclic number.

It is not a de Polignac number, because 22660633 - 2⁵ = 22660601 is a prime.

It is not a weakly prime, because it can be changed into another prime (22660637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11330316 + 11330317.

It is an arithmetic number, because the mean of its divisors is an integer number (11330317).

Almost surely, 2^22660633 is an apocalyptic number.

It is an amenable number.

22660633 is a deficient number, since it is larger than the sum of its proper divisors (1).

22660633 is an equidigital number, since it uses as much as digits as its factorization.

22660633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 22660633 is about 4760.3185817758. The cubic root of 22660633 is about 282.9810448166.

The spelling of 22660633 in words is "twenty-two million, six hundred sixty thousand, six hundred thirty-three".