22561039 has 2 divisors, whose sum is σ = 22561040. Its totient is φ = 22561038.

The previous prime is 22561027. The next prime is 22561051. The reversal of 22561039 is 93016522.

It is a balanced prime because it is at equal distance from previous prime (22561027) and next prime (22561051).

It is a cyclic number.

It is not a de Polignac number, because 22561039 - 2¹³ = 22552847 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22560998 and 22561016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22561939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11280519 + 11280520.

It is an arithmetic number, because the mean of its divisors is an integer number (11280520).

Almost surely, 2^22561039 is an apocalyptic number.

22561039 is a deficient number, since it is larger than the sum of its proper divisors (1).

22561039 is an equidigital number, since it uses as much as digits as its factorization.

22561039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 22561039 is about 4749.8462080366. The cubic root of 22561039 is about 282.5658665953.

The spelling of 22561039 in words is "twenty-two million, five hundred sixty-one thousand, thirty-nine".