22434130 has 16 divisors (see below), whose sum is σ = 40478040. Its totient is φ = 8952192.

The previous prime is 22434109. The next prime is 22434133. The reversal of 22434130 is 3143422.

It can be written as a sum of positive squares in 4 ways, for example, as 22250089 + 184041 = 4717^2 + 429^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22434098 and 22434107.

It is not an unprimeable number, because it can be changed into a prime (22434133) 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 7 ways as a sum of consecutive naturals, for example, 2116 + ... + 7024.

Almost surely, 2^22434130 is an apocalyptic number.

22434130 is a deficient number, since it is larger than the sum of its proper divisors (18043910).

22434130 is a wasteful number, since it uses less digits than its factorization.

22434130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5373.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 22434130 is about 4736.4680934215. The cubic root of 22434130 is about 282.0350458599.

Adding to 22434130 its reverse (3143422), we get a palindrome (25577552).

The spelling of 22434130 in words is "twenty-two million, four hundred thirty-four thousand, one hundred thirty".