22455799 has 2 divisors, whose sum is σ = 22455800. Its totient is φ = 22455798.

The previous prime is 22455737. The next prime is 22455821. The reversal of 22455799 is 99755422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22455799 - 2¹¹ = 22453751 is a prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22455299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11227899 + 11227900.

It is an arithmetic number, because the mean of its divisors is an integer number (11227900).

Almost surely, 2^22455799 is an apocalyptic number.

22455799 is a deficient number, since it is larger than the sum of its proper divisors (1).

22455799 is an equidigital number, since it uses as much as digits as its factorization.

22455799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 226800, while the sum is 43.

The square root of 22455799 is about 4738.7550052730. The cubic root of 22455799 is about 282.1258219943.

The spelling of 22455799 in words is "twenty-two million, four hundred fifty-five thousand, seven hundred ninety-nine".