533785280 has 112 divisors (see below), whose sum is σ = 1499713536. Its totient is φ = 177085440.

The previous prime is 533785237. The next prime is 533785283. The reversal of 533785280 is 82587335.

It is a tau number, because it is divible by the number of its divisors (112).

It is not an unprimeable number, because it can be changed into a prime (533785283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65597 + ... + 73283.

Almost surely, 2^533785280 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 533785280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (749856768).

533785280 is an abundant number, since it is smaller than the sum of its proper divisors (965928256).

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

533785280 is a wasteful number, since it uses less digits than its factorization.

533785280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7742 (or 7732 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 41.

The square root of 533785280 is about 23103.7936278872. The cubic root of 533785280 is about 811.1892706456.

The spelling of 533785280 in words is "five hundred thirty-three million, seven hundred eighty-five thousand, two hundred eighty".