33421814 has 8 divisors (see below), whose sum is σ = 50696280. Its totient is φ = 16523056.

The previous prime is 33421807. The next prime is 33421837. The reversal of 33421814 is 41812433.

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

It is a super-2 number, since 2×33421814² = 2234035302101192, which contains 22 as substring.

It is a congruent number.

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, 93704 + ... + 94059.

It is an arithmetic number, because the mean of its divisors is an integer number (6337035).

Almost surely, 2^33421814 is an apocalyptic number.

33421814 is a deficient number, since it is larger than the sum of its proper divisors (17274466).

33421814 is a wasteful number, since it uses less digits than its factorization.

33421814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187854.

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

The square root of 33421814 is about 5781.1602641684. The cubic root of 33421814 is about 322.1143004324.

The spelling of 33421814 in words is "thirty-three million, four hundred twenty-one thousand, eight hundred fourteen".