22434146 has 16 divisors (see below), whose sum is σ = 39034176. Its totient is φ = 9470736.

The previous prime is 22434133. The next prime is 22434149. The reversal of 22434146 is 64143422.

22434146 is a modest number, since divided by 34146 gives 224 as remainder.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22434149) 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, 11021 + ... + 12896.

It is an arithmetic number, because the mean of its divisors is an integer number (2439636).

Almost surely, 2^22434146 is an apocalyptic number.

22434146 is a deficient number, since it is larger than the sum of its proper divisors (16600030).

22434146 is a wasteful number, since it uses less digits than its factorization.

22434146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23993.

The product of its digits is 4608, while the sum is 26.

The square root of 22434146 is about 4736.4697824435. The cubic root of 22434146 is about 282.0351129089.

Adding to 22434146 its reverse (64143422), we get a palindrome (86577568).

The spelling of 22434146 in words is "twenty-two million, four hundred thirty-four thousand, one hundred forty-six".