33243342 has 32 divisors (see below), whose sum is σ = 73263744. Its totient is φ = 9972000.

The previous prime is 33243311. The next prime is 33243383. The reversal of 33243342 is 24334233.

It is a super-2 number, since 2×33243342² = 2210239574657928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4173 + ... + 9159.

It is an arithmetic number, because the mean of its divisors is an integer number (2289492).

Almost surely, 2^33243342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33243342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36631872).

33243342 is an abundant number, since it is smaller than the sum of its proper divisors (40020402).

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

33243342 is a wasteful number, since it uses less digits than its factorization.

33243342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5104.

The product of its digits is 5184, while the sum is 24.

The square root of 33243342 is about 5765.7039466140. The cubic root of 33243342 is about 321.5399149215.

Adding to 33243342 its reverse (24334233), we get a palindrome (57577575).

It can be divided in two parts, 3324 and 3342, that added together give a palindrome (6666).

The spelling of 33243342 in words is "thirty-three million, two hundred forty-three thousand, three hundred forty-two".