33120442 has 16 divisors (see below), whose sum is σ = 50948352. Its totient is φ = 16141840.

The previous prime is 33120421. The next prime is 33120467. The reversal of 33120442 is 24402133.

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, 16767 + ... + 18637.

It is an arithmetic number, because the mean of its divisors is an integer number (3184272).

Almost surely, 2^33120442 is an apocalyptic number.

33120442 is a deficient number, since it is larger than the sum of its proper divisors (17827910).

33120442 is a wasteful number, since it uses less digits than its factorization.

33120442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2093.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 33120442 is about 5755.0362292517. The cubic root of 33120442 is about 321.1431833094.

Adding to 33120442 its reverse (24402133), we get a palindrome (57522575).

The spelling of 33120442 in words is "thirty-three million, one hundred twenty thousand, four hundred forty-two".