33396842 has 8 divisors (see below), whose sum is σ = 50140836. Its totient is φ = 16683232.

The previous prime is 33396833. The next prime is 33396859. The reversal of 33396842 is 24869333.

It is a Cunningham number, because it is equal to 5779²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 33396841 + 1 = 5779^2 + 1^2 .

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

It is a super-2 number, since 2×33396842² = 2230698111145928, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33396796 and 33396805.

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, 4613 + ... + 9384.

Almost surely, 2^33396842 is an apocalyptic number.

33396842 is a deficient number, since it is larger than the sum of its proper divisors (16743994).

33396842 is a wasteful number, since it uses less digits than its factorization.

33396842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15192.

The product of its digits is 93312, while the sum is 38.

The square root of 33396842 is about 5779.0000865202. Note that the first 4 decimals coincide. The cubic root of 33396842 is about 322.0340550122.

The spelling of 33396842 in words is "thirty-three million, three hundred ninety-six thousand, eight hundred forty-two".