22305022 has 4 divisors (see below), whose sum is σ = 33457536. Its totient is φ = 11152510.

The previous prime is 22305007. The next prime is 22305047. The reversal of 22305022 is 22050322.

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

It is a junction number, because it is equal to n+sod(n) for n = 22304987 and 22305005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5576254 + ... + 5576257.

It is an arithmetic number, because the mean of its divisors is an integer number (8364384).

Almost surely, 2^22305022 is an apocalyptic number.

22305022 is a deficient number, since it is larger than the sum of its proper divisors (11152514).

22305022 is a wasteful number, since it uses less digits than its factorization.

22305022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11152513.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 22305022 is about 4722.8192851304. The cubic root of 22305022 is about 281.4929691684.

Adding to 22305022 its reverse (22050322), we get a palindrome (44355344).

The spelling of 22305022 in words is "twenty-two million, three hundred five thousand, twenty-two".