22022434 has 16 divisors (see below), whose sum is σ = 37814400. Its totient is φ = 9422784.

The previous prime is 22022417. The next prime is 22022447. The reversal of 22022434 is 43422022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13347 + ... + 14905.

It is an arithmetic number, because the mean of its divisors is an integer number (2363400).

Almost surely, 2^22022434 is an apocalyptic number.

22022434 is a deficient number, since it is larger than the sum of its proper divisors (15791966).

22022434 is a wasteful number, since it uses less digits than its factorization.

22022434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2577.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 22022434 is about 4692.8066229070. The cubic root of 22022434 is about 280.2991445738.

Adding to 22022434 its reverse (43422022), we get a palindrome (65444456).

The spelling of 22022434 in words is "twenty-two million, twenty-two thousand, four hundred thirty-four".