22325613 has 4 divisors (see below), whose sum is σ = 29767488. Its totient is φ = 14883740.

The previous prime is 22325599. The next prime is 22325623. The reversal of 22325613 is 31652322.

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 a cyclic number.

It is not a de Polignac number, because 22325613 - 2⁵ = 22325581 is a prime.

It is a super-3 number, since 3×22325613³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22325623) 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 3 ways as a sum of consecutive naturals, for example, 3720933 + ... + 3720938.

It is an arithmetic number, because the mean of its divisors is an integer number (7441872).

Almost surely, 2^22325613 is an apocalyptic number.

It is an amenable number.

22325613 is a deficient number, since it is larger than the sum of its proper divisors (7441875).

22325613 is an equidigital number, since it uses as much as digits as its factorization.

22325613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7441874.

The product of its digits is 2160, while the sum is 24.

The square root of 22325613 is about 4724.9987301586. The cubic root of 22325613 is about 281.5795631058.

Adding to 22325613 its reverse (31652322), we get a palindrome (53977935).

The spelling of 22325613 in words is "twenty-two million, three hundred twenty-five thousand, six hundred thirteen".