22535449 has 2 divisors, whose sum is σ = 22535450. Its totient is φ = 22535448.

The previous prime is 22535431. The next prime is 22535453. The reversal of 22535449 is 94453522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22278400 + 257049 = 4720^2 + 507^2 .

It is a cyclic number.

It is not a de Polignac number, because 22535449 - 2⁵ = 22535417 is a prime.

It is a super-3 number, since 3×22535449³ (a number of 23 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (22535459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11267724 + 11267725.

It is an arithmetic number, because the mean of its divisors is an integer number (11267725).

Almost surely, 2^22535449 is an apocalyptic number.

It is an amenable number.

22535449 is a deficient number, since it is larger than the sum of its proper divisors (1).

22535449 is an equidigital number, since it uses as much as digits as its factorization.

22535449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 34.

The square root of 22535449 is about 4747.1516723189. The cubic root of 22535449 is about 282.4589921419.

The spelling of 22535449 in words is "twenty-two million, five hundred thirty-five thousand, four hundred forty-nine".