33105242 has 16 divisors (see below), whose sum is σ = 50265600. Its totient is φ = 16351632.

The previous prime is 33105223. The next prime is 33105253. The reversal of 33105242 is 24250133.

It is a happy number.

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, 88568 + ... + 88940.

It is an arithmetic number, because the mean of its divisors is an integer number (3141600).

Almost surely, 2^33105242 is an apocalyptic number.

33105242 is a deficient number, since it is larger than the sum of its proper divisors (17160358).

33105242 is a wasteful number, since it uses less digits than its factorization.

33105242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 33105242 is about 5753.7154952257. The cubic root of 33105242 is about 321.0940482635.

Adding to 33105242 its reverse (24250133), we get a palindrome (57355375).

The spelling of 33105242 in words is "thirty-three million, one hundred five thousand, two hundred forty-two".