22133334 has 16 divisors (see below), whose sum is σ = 45209088. Its totient is φ = 7220712.

The previous prime is 22133329. The next prime is 22133341. The reversal of 22133334 is 43333122.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22133334.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38962 + ... + 39525.

It is an arithmetic number, because the mean of its divisors is an integer number (2825568).

Almost surely, 2^22133334 is an apocalyptic number.

22133334 is an abundant number, since it is smaller than the sum of its proper divisors (23075754).

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

22133334 is a wasteful number, since it uses less digits than its factorization.

22133334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78539.

The product of its digits is 1296, while the sum is 21.

The square root of 22133334 is about 4704.6077413532. The cubic root of 22133334 is about 280.7688646982.

Adding to 22133334 its reverse (43333122), we get a palindrome (65466456).

The spelling of 22133334 in words is "twenty-two million, one hundred thirty-three thousand, three hundred thirty-four".