22640053 has 2 divisors, whose sum is σ = 22640054. Its totient is φ = 22640052.

The previous prime is 22639987. The next prime is 22640083. The reversal of 22640053 is 35004622.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14922769 + 7717284 = 3863^2 + 2778^2 .

It is a cyclic number.

It is not a de Polignac number, because 22640053 - 2⁹ = 22639541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22640083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11320026 + 11320027.

It is an arithmetic number, because the mean of its divisors is an integer number (11320027).

Almost surely, 2^22640053 is an apocalyptic number.

It is an amenable number.

22640053 is a deficient number, since it is larger than the sum of its proper divisors (1).

22640053 is an equidigital number, since it uses as much as digits as its factorization.

22640053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 22640053 is about 4758.1564707353. The cubic root of 22640053 is about 282.8953526855.

Adding to 22640053 its reverse (35004622), we get a palindrome (57644675).

The spelling of 22640053 in words is "twenty-two million, six hundred forty thousand, fifty-three".