533821280 has 24 divisors (see below), whose sum is σ = 1261153152. Its totient is φ = 213528448.

The previous prime is 533821273. The next prime is 533821291. The reversal of 533821280 is 82128335.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1668032 + ... + 1668351.

It is an arithmetic number, because the mean of its divisors is an integer number (52548048).

Almost surely, 2^533821280 is an apocalyptic number.

It is an amenable number.

533821280 is an abundant number, since it is smaller than the sum of its proper divisors (727331872).

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

533821280 is a wasteful number, since it uses less digits than its factorization.

533821280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336398 (or 3336390 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 533821280 is about 23104.5727075832. The cubic root of 533821280 is about 811.2075065408.

The spelling of 533821280 in words is "five hundred thirty-three million, eight hundred twenty-one thousand, two hundred eighty".