22033434 has 16 divisors (see below), whose sum is σ = 44112960. Its totient is φ = 7336800.

The previous prime is 22033433. The next prime is 22033439. The reversal of 22033434 is 43433022.

It is a self number, because there is not a number n which added to its sum of digits gives 22033434.

It is not an unprimeable number, because it can be changed into a prime (22033433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9787 + ... + 11825.

It is an arithmetic number, because the mean of its divisors is an integer number (2757060).

Almost surely, 2^22033434 is an apocalyptic number.

22033434 is an abundant number, since it is smaller than the sum of its proper divisors (22079526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22033434 is a wasteful number, since it uses less digits than its factorization.

22033434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3845.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 22033434 is about 4693.9784831207. The cubic root of 22033434 is about 280.3458057402.

Adding to 22033434 its reverse (43433022), we get a palindrome (65466456).

The spelling of 22033434 in words is "twenty-two million, thirty-three thousand, four hundred thirty-four".