22422333 has 16 divisors (see below), whose sum is σ = 31105280. Its totient is φ = 14354496.

The previous prime is 22422329. The next prime is 22422347. The reversal of 22422333 is 33322422.

It is not a de Polignac number, because 22422333 - 2² = 22422329 is a prime.

It is a super-2 number, since 2×22422333² = 1005522034325778, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22422383) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7491 + ... + 10047.

It is an arithmetic number, because the mean of its divisors is an integer number (1944080).

Almost surely, 2^22422333 is an apocalyptic number.

It is an amenable number.

22422333 is a deficient number, since it is larger than the sum of its proper divisors (8682947).

22422333 is a wasteful number, since it uses less digits than its factorization.

22422333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2676.

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

The square root of 22422333 is about 4735.2225924448. Note that the first 3 decimals coincide. The cubic root of 22422333 is about 281.9856010957.

Adding to 22422333 its reverse (33322422), we get a palindrome (55744755).

The spelling of 22422333 in words is "twenty-two million, four hundred twenty-two thousand, three hundred thirty-three".