33285480 has 64 divisors (see below), whose sum is σ = 100863360. Its totient is φ = 8786688.

The previous prime is 33285479. The next prime is 33285491. The reversal of 33285480 is 8458233.

It is a super-2 number, since 2×33285480² = 2215846357660800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11014 + ... + 13706.

It is an arithmetic number, because the mean of its divisors is an integer number (1575990).

Almost surely, 2^33285480 is an apocalyptic number.

33285480 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33285480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50431680).

33285480 is an abundant number, since it is smaller than the sum of its proper divisors (67577880).

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

33285480 is a wasteful number, since it uses less digits than its factorization.

33285480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2810 (or 2806 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 33285480 is about 5769.3569832348. The cubic root of 33285480 is about 321.6757148281.

The spelling of 33285480 in words is "thirty-three million, two hundred eighty-five thousand, four hundred eighty".