22650879 has 4 divisors (see below), whose sum is σ = 30201176. Its totient is φ = 15100584.

The previous prime is 22650877. The next prime is 22650889. The reversal of 22650879 is 97805622.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 22650879 - 2¹ = 22650877 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22650877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3775144 + ... + 3775149.

It is an arithmetic number, because the mean of its divisors is an integer number (7550294).

Almost surely, 2^22650879 is an apocalyptic number.

22650879 is a deficient number, since it is larger than the sum of its proper divisors (7550297).

22650879 is an equidigital number, since it uses as much as digits as its factorization.

22650879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7550296.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 22650879 is about 4759.2939602424. The cubic root of 22650879 is about 282.9404370478.

The spelling of 22650879 in words is "twenty-two million, six hundred fifty thousand, eight hundred seventy-nine".