33345242 has 16 divisors (see below), whose sum is σ = 57406272. Its totient is φ = 14230080.

The previous prime is 33345241. The next prime is 33345281. The reversal of 33345242 is 24254333.

It is a super-2 number, since 2×33345242² = 2223810328077128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33345241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1568 + ... + 8315.

It is an arithmetic number, because the mean of its divisors is an integer number (3587892).

Almost surely, 2^33345242 is an apocalyptic number.

33345242 is a deficient number, since it is larger than the sum of its proper divisors (24061030).

33345242 is a wasteful number, since it uses less digits than its factorization.

33345242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10133.

The product of its digits is 8640, while the sum is 26.

The square root of 33345242 is about 5774.5339205861. The cubic root of 33345242 is about 321.8681159429.

Adding to 33345242 its reverse (24254333), we get a palindrome (57599575).

Subtracting from 33345242 its reverse (24254333), we obtain a palindrome (9090909).

The spelling of 33345242 in words is "thirty-three million, three hundred forty-five thousand, two hundred forty-two".