22434430 has 32 divisors (see below), whose sum is σ = 42591744. Its totient is φ = 8491296.

The previous prime is 22434413. The next prime is 22434431. The reversal of 22434430 is 3443422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22434431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23217 + ... + 24163.

It is an arithmetic number, because the mean of its divisors is an integer number (1330992).

Almost surely, 2^22434430 is an apocalyptic number.

22434430 is a deficient number, since it is larger than the sum of its proper divisors (20157314).

22434430 is a wasteful number, since it uses less digits than its factorization.

22434430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 22434430 is about 4736.4997624828. The cubic root of 22434430 is about 282.0363030238.

Adding to 22434430 its reverse (3443422), we get a palindrome (25877852).

The spelling of 22434430 in words is "twenty-two million, four hundred thirty-four thousand, four hundred thirty".