33334420 has 24 divisors (see below), whose sum is σ = 80002944. Its totient is φ = 11428896.

The previous prime is 33334361. The next prime is 33334423. The reversal of 33334420 is 2443333.

It is a super-2 number, since 2×33334420² = 2222367113472800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33334391 and 33334400.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118912 + ... + 119191.

It is an arithmetic number, because the mean of its divisors is an integer number (3333456).

Almost surely, 2^33334420 is an apocalyptic number.

It is an amenable number.

33334420 is an abundant number, since it is smaller than the sum of its proper divisors (46668524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33334420 is a wasteful number, since it uses less digits than its factorization.

33334420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238119 (or 238117 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 22.

The square root of 33334420 is about 5773.5967992232. The cubic root of 33334420 is about 321.8332920476.

Adding to 33334420 its reverse (2443333), we get a palindrome (35777753).

The spelling of 33334420 in words is "thirty-three million, three hundred thirty-four thousand, four hundred twenty".