22433161 has 2 divisors, whose sum is σ = 22433162. Its totient is φ = 22433160.

The previous prime is 22433123. The next prime is 22433171. The reversal of 22433161 is 16133422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19193161 + 3240000 = 4381^2 + 1800^2 .

It is a cyclic number.

It is not a de Polignac number, because 22433161 - 2⁹ = 22432649 is a prime.

It is not a weakly prime, because it can be changed into another prime (22433171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11216580 + 11216581.

It is an arithmetic number, because the mean of its divisors is an integer number (11216581).

Almost surely, 2^22433161 is an apocalyptic number.

It is an amenable number.

22433161 is a deficient number, since it is larger than the sum of its proper divisors (1).

22433161 is an equidigital number, since it uses as much as digits as its factorization.

22433161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 22.

The square root of 22433161 is about 4736.3658009069. The cubic root of 22433161 is about 282.0309851439.

Adding to 22433161 its reverse (16133422), we get a palindrome (38566583).

The spelling of 22433161 in words is "twenty-two million, four hundred thirty-three thousand, one hundred sixty-one".