533889980 has 24 divisors (see below), whose sum is σ = 1207413312. Its totient is φ = 197128512.

The previous prime is 533889977. The next prime is 533889989. The reversal of 533889980 is 89988335.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533889989) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1026452 + ... + 1026971.

It is an arithmetic number, because the mean of its divisors is an integer number (50308888).

Almost surely, 2^533889980 is an apocalyptic number.

It is an amenable number.

533889980 is an abundant number, since it is smaller than the sum of its proper divisors (673523332).

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

533889980 is a wasteful number, since it uses less digits than its factorization.

533889980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2053445 (or 2053443 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 53.

The square root of 533889980 is about 23106.0593784401. The cubic root of 533889980 is about 811.2423044324.

The spelling of 533889980 in words is "five hundred thirty-three million, eight hundred eighty-nine thousand, nine hundred eighty".