33013442 has 16 divisors (see below), whose sum is σ = 61739712. Its totient is φ = 12862320.

The previous prime is 33013433. The next prime is 33013501. The reversal of 33013442 is 24431033.

It is an unprimeable number.

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, 107033 + ... + 107340.

It is an arithmetic number, because the mean of its divisors is an integer number (3858732).

Almost surely, 2^33013442 is an apocalyptic number.

33013442 is a deficient number, since it is larger than the sum of its proper divisors (28726270).

33013442 is a wasteful number, since it uses less digits than its factorization.

33013442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214393.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 33013442 is about 5745.7325033454. The cubic root of 33013442 is about 320.7969782760.

Adding to 33013442 its reverse (24431033), we get a palindrome (57444475).

The spelling of 33013442 in words is "thirty-three million, thirteen thousand, four hundred forty-two".