33425000 has 96 divisors (see below), whose sum is σ = 89994240. Its totient is φ = 11400000.

The previous prime is 33424999. The next prime is 33425039. The reversal of 33425000 is 52433.

It is a super-2 number, since 2×33425000² = 2234461250000000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33425000.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 174905 + ... + 175095.

It is an arithmetic number, because the mean of its divisors is an integer number (937440).

Almost surely, 2^33425000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33425000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44997120).

33425000 is an abundant number, since it is smaller than the sum of its proper divisors (56569240).

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

33425000 is an equidigital number, since it uses as much as digits as its factorization.

33425000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 205 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 33425000 is about 5781.4358078249. The cubic root of 33425000 is about 322.1245354998.

Adding to 33425000 its reverse (52433), we get a palindrome (33477433).

The spelling of 33425000 in words is "thirty-three million, four hundred twenty-five thousand".