22555235 has 8 divisors (see below), whose sum is σ = 27128256. Its totient is φ = 18002880.

The previous prime is 22555231. The next prime is 22555241. The reversal of 22555235 is 53255522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22555235 - 2² = 22555231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22555198 and 22555207.

It is not an unprimeable number, because it can be changed into a prime (22555231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2651 + ... + 7220.

It is an arithmetic number, because the mean of its divisors is an integer number (3391032).

Almost surely, 2^22555235 is an apocalyptic number.

22555235 is a deficient number, since it is larger than the sum of its proper divisors (4573021).

22555235 is an equidigital number, since it uses as much as digits as its factorization.

22555235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10333.

The product of its digits is 15000, while the sum is 29.

The square root of 22555235 is about 4749.2352015877. The cubic root of 22555235 is about 282.5416337730.

The spelling of 22555235 in words is "twenty-two million, five hundred fifty-five thousand, two hundred thirty-five".