33223242 has 16 divisors (see below), whose sum is σ = 71557920. Its totient is φ = 10222512.

The previous prime is 33223217. The next prime is 33223261. The reversal of 33223242 is 24232233.

It is a super-2 number, since 2×33223242² = 2207567617981128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212892 + ... + 213047.

It is an arithmetic number, because the mean of its divisors is an integer number (4472370).

Almost surely, 2^33223242 is an apocalyptic number.

33223242 is an abundant number, since it is smaller than the sum of its proper divisors (38334678).

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

33223242 is a wasteful number, since it uses less digits than its factorization.

33223242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425957.

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

The square root of 33223242 is about 5763.9606174921. The cubic root of 33223242 is about 321.4750973780.

Adding to 33223242 its reverse (24232233), we get a palindrome (57455475).

The spelling of 33223242 in words is "thirty-three million, two hundred twenty-three thousand, two hundred forty-two".