22835561 has 16 divisors (see below), whose sum is σ = 27525120. Its totient is φ = 18530640.

The previous prime is 22835551. The next prime is 22835569. The reversal of 22835561 is 16553822.

It is a cyclic number.

It is not a de Polignac number, because 22835561 - 2⁶ = 22835497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22835569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9080 + ... + 11318.

It is an arithmetic number, because the mean of its divisors is an integer number (1720320).

Almost surely, 2^22835561 is an apocalyptic number.

It is an amenable number.

22835561 is a deficient number, since it is larger than the sum of its proper divisors (4689559).

22835561 is a wasteful number, since it uses less digits than its factorization.

22835561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2324.

The product of its digits is 14400, while the sum is 32.

The square root of 22835561 is about 4778.6568196513. The cubic root of 22835561 is about 283.7073333998.

The spelling of 22835561 in words is "twenty-two million, eight hundred thirty-five thousand, five hundred sixty-one".