533981223 has 24 divisors (see below), whose sum is σ = 784550000. Its totient is φ = 349899264.

The previous prime is 533981219. The next prime is 533981249. The reversal of 533981223 is 322189335.

533981223 is a `hidden beast` number, since 533 + 98 + 12 + 23 = 666.

It is not a de Polignac number, because 533981223 - 2² = 533981219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533981213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 426903 + ... + 428151.

Almost surely, 2^533981223 is an apocalyptic number.

533981223 is a deficient number, since it is larger than the sum of its proper divisors (250568777).

533981223 is a wasteful number, since it uses less digits than its factorization.

533981223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2031 (or 2028 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 533981223 is about 23108.0337328817. The cubic root of 533981223 is about 811.2885161790.

The spelling of 533981223 in words is "five hundred thirty-three million, nine hundred eighty-one thousand, two hundred twenty-three".