33250560 has 144 divisors (see below), whose sum is σ = 121462656. Its totient is φ = 7593984.

The previous prime is 33250543. The next prime is 33250561. The reversal of 33250560 is 6505233.

It is a super-2 number, since 2×33250560² = 2211199480627200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 33250560.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33250561) 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 15 ways as a sum of consecutive naturals, for example, 26262 + ... + 27498.

Almost surely, 2^33250560 is an apocalyptic number.

33250560 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 33250560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60731328).

33250560 is an abundant number, since it is smaller than the sum of its proper divisors (88212096).

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

33250560 is a wasteful number, since it uses less digits than its factorization.

33250560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268 (or 1254 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 33250560 is about 5766.3298552892. The cubic root of 33250560 is about 321.5631848157.

Adding to 33250560 its reverse (6505233), we get a palindrome (39755793).

The spelling of 33250560 in words is "thirty-three million, two hundred fifty thousand, five hundred sixty".