33418214 has 4 divisors (see below), whose sum is σ = 50127324. Its totient is φ = 16709106.

The previous prime is 33418171. The next prime is 33418223. The reversal of 33418214 is 41281433.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×33418214² = 2233554053899592, 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 as a sum of consecutive naturals, namely, 8354552 + ... + 8354555.

It is an arithmetic number, because the mean of its divisors is an integer number (12531831).

Almost surely, 2^33418214 is an apocalyptic number.

33418214 is a deficient number, since it is larger than the sum of its proper divisors (16709110).

33418214 is a wasteful number, since it uses less digits than its factorization.

33418214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16709109.

The product of its digits is 2304, while the sum is 26.

The square root of 33418214 is about 5780.8488995994. The cubic root of 33418214 is about 322.1027346018.

Adding to 33418214 its reverse (41281433), we get a palindrome (74699647).

The spelling of 33418214 in words is "thirty-three million, four hundred eighteen thousand, two hundred fourteen".