22552723 has 2 divisors, whose sum is σ = 22552724. Its totient is φ = 22552722.

The previous prime is 22552697. The next prime is 22552741. The reversal of 22552723 is 32725522.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22552723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22552691 and 22552700.

It is not a weakly prime, because it can be changed into another prime (22552763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11276361 + 11276362.

It is an arithmetic number, because the mean of its divisors is an integer number (11276362).

Almost surely, 2^22552723 is an apocalyptic number.

22552723 is a deficient number, since it is larger than the sum of its proper divisors (1).

22552723 is an equidigital number, since it uses as much as digits as its factorization.

22552723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8400, while the sum is 28.

The square root of 22552723 is about 4748.9707305899. The cubic root of 22552723 is about 282.5311443983.

The spelling of 22552723 in words is "twenty-two million, five hundred fifty-two thousand, seven hundred twenty-three".