33420206 has 8 divisors (see below), whose sum is σ = 50214720. Its totient is φ = 16681968.

The previous prime is 33420161. The next prime is 33420217. The reversal of 33420206 is 60202433.

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

It is a super-2 number, since 2×33420206² = 2233820338164872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12551 + ... + 14978.

It is an arithmetic number, because the mean of its divisors is an integer number (6276840).

Almost surely, 2^33420206 is an apocalyptic number.

33420206 is a deficient number, since it is larger than the sum of its proper divisors (16794514).

33420206 is a wasteful number, since it uses less digits than its factorization.

33420206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28138.

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

The square root of 33420206 is about 5781.0211900667. The cubic root of 33420206 is about 322.1091344641.

Adding to 33420206 its reverse (60202433), we get a palindrome (93622639).

The spelling of 33420206 in words is "thirty-three million, four hundred twenty thousand, two hundred six".