33334421 has 8 divisors (see below), whose sum is σ = 34141824. Its totient is φ = 32531200.

The previous prime is 33334361. The next prime is 33334423. The reversal of 33334421 is 12443333.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33334421 is a prime.

It is a super-2 number, since 2×33334421² = 2222367246810482, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33334423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20021 + ... + 21621.

It is an arithmetic number, because the mean of its divisors is an integer number (4267728).

Almost surely, 2^33334421 is an apocalyptic number.

It is an amenable number.

33334421 is a deficient number, since it is larger than the sum of its proper divisors (807403).

33334421 is a wasteful number, since it uses less digits than its factorization.

33334421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2091.

The product of its digits is 2592, while the sum is 23.

The square root of 33334421 is about 5773.5968858243. The cubic root of 33334421 is about 321.8332952659.

Adding to 33334421 its reverse (12443333), we get a palindrome (45777754).

The spelling of 33334421 in words is "thirty-three million, three hundred thirty-four thousand, four hundred twenty-one".