533385228 has 48 divisors (see below), whose sum is σ = 1265289984. Its totient is φ = 174847680.

The previous prime is 533385221. The next prime is 533385239. The reversal of 533385228 is 822583335.

It is a super-2 number, since 2×533385228² = 568999602897223968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (533385221) 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, 644551 + ... + 645377.

It is an arithmetic number, because the mean of its divisors is an integer number (26360208).

Almost surely, 2^533385228 is an apocalyptic number.

It is an amenable number.

533385228 is an abundant number, since it is smaller than the sum of its proper divisors (731904756).

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

533385228 is a wasteful number, since it uses less digits than its factorization.

533385228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662 (or 1660 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 533385228 is about 23095.1342927466. The cubic root of 533385228 is about 810.9865680438.

The spelling of 533385228 in words is "five hundred thirty-three million, three hundred eighty-five thousand, two hundred twenty-eight".