33100442 has 8 divisors (see below), whose sum is σ = 49688832. Its totient is φ = 16537500.

The previous prime is 33100439. The next prime is 33100469. The reversal of 33100442 is 24400133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 33100442.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2684 + ... + 8567.

It is an arithmetic number, because the mean of its divisors is an integer number (6211104).

Almost surely, 2^33100442 is an apocalyptic number.

33100442 is a deficient number, since it is larger than the sum of its proper divisors (16588390).

33100442 is a wasteful number, since it uses less digits than its factorization.

33100442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12724.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 33100442 is about 5753.2983583332. The cubic root of 33100442 is about 321.0785288086.

Adding to 33100442 its reverse (24400133), we get a palindrome (57500575).

The spelling of 33100442 in words is "thirty-three million, one hundred thousand, four hundred forty-two".