33425120 has 24 divisors (see below), whose sum is σ = 78967224. Its totient is φ = 13369984.

The previous prime is 33425083. The next prime is 33425149. The reversal of 33425120 is 2152433.

It is a happy number.

It is a super-2 number, since 2×33425120² = 2234477294028800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 33425092 and 33425101.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 104294 + ... + 104613.

It is an arithmetic number, because the mean of its divisors is an integer number (3290301).

Almost surely, 2^33425120 is an apocalyptic number.

It is an amenable number.

33425120 is an abundant number, since it is smaller than the sum of its proper divisors (45542104).

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

33425120 is a wasteful number, since it uses less digits than its factorization.

33425120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208922 (or 208914 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 33425120 is about 5781.4461858604. The cubic root of 33425120 is about 322.1249209887.

Adding to 33425120 its reverse (2152433), we get a palindrome (35577553).

The spelling of 33425120 in words is "thirty-three million, four hundred twenty-five thousand, one hundred twenty".