22235313 has 4 divisors (see below), whose sum is σ = 29647088. Its totient is φ = 14823540.

The previous prime is 22235309. The next prime is 22235321. The reversal of 22235313 is 31353222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22235313 - 2² = 22235309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22235313.

It is not an unprimeable number, because it can be changed into a prime (22235393) 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 3 ways as a sum of consecutive naturals, for example, 3705883 + ... + 3705888.

It is an arithmetic number, because the mean of its divisors is an integer number (7411772).

Almost surely, 2^22235313 is an apocalyptic number.

It is an amenable number.

22235313 is a deficient number, since it is larger than the sum of its proper divisors (7411775).

22235313 is an equidigital number, since it uses as much as digits as its factorization.

22235313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7411774.

The product of its digits is 1080, while the sum is 21.

The square root of 22235313 is about 4715.4334901470. The cubic root of 22235313 is about 281.1994168784.

Adding to 22235313 its reverse (31353222), we get a palindrome (53588535).

The spelling of 22235313 in words is "twenty-two million, two hundred thirty-five thousand, three hundred thirteen".