33340442 has 8 divisors (see below), whose sum is σ = 50120532. Its totient is φ = 16633600.

The previous prime is 33340427. The next prime is 33340481. The reversal of 33340442 is 24404333.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 33189121 + 151321 = 5761^2 + 389^2 .

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

It is a super-2 number, since 2×33340442² = 2223170145510728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17159 + ... + 19002.

Almost surely, 2^33340442 is an apocalyptic number.

33340442 is a deficient number, since it is larger than the sum of its proper divisors (16780090).

33340442 is a wasteful number, since it uses less digits than its factorization.

33340442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36624.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 33340442 is about 5774.1182876696. The cubic root of 33340442 is about 321.8526710498.

Adding to 33340442 its reverse (24404333), we get a palindrome (57744775).

The spelling of 33340442 in words is "thirty-three million, three hundred forty thousand, four hundred forty-two".