533447868 has 12 divisors (see below), whose sum is σ = 1244711720. Its totient is φ = 177815952.

The previous prime is 533447821. The next prime is 533447869. The reversal of 533447868 is 868744335.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533447869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22226983 + ... + 22227006.

Almost surely, 2^533447868 is an apocalyptic number.

It is an amenable number.

533447868 is an abundant number, since it is smaller than the sum of its proper divisors (711263852).

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

533447868 is a wasteful number, since it uses less digits than its factorization.

533447868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44453996 (or 44453994 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 48.

The square root of 533447868 is about 23096.4903827400. The cubic root of 533447868 is about 811.0183138362.

The spelling of 533447868 in words is "five hundred thirty-three million, four hundred forty-seven thousand, eight hundred sixty-eight".