22551359 has 2 divisors, whose sum is σ = 22551360. Its totient is φ = 22551358.

The previous prime is 22551343. The next prime is 22551383. The reversal of 22551359 is 95315522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22551359 - 2⁴ = 22551343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22551059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11275679 + 11275680.

It is an arithmetic number, because the mean of its divisors is an integer number (11275680).

Almost surely, 2^22551359 is an apocalyptic number.

22551359 is a deficient number, since it is larger than the sum of its proper divisors (1).

22551359 is an equidigital number, since it uses as much as digits as its factorization.

22551359 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13500, while the sum is 32.

The square root of 22551359 is about 4748.8271183525. The cubic root of 22551359 is about 282.5254484084.

The spelling of 22551359 in words is "twenty-two million, five hundred fifty-one thousand, three hundred fifty-nine".