533997520 has 40 divisors (see below), whose sum is σ = 1418909184. Its totient is φ = 183084672.

The previous prime is 533997493. The next prime is 533997533. The reversal of 533997520 is 25799335.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 476224 + ... + 477343.

Almost surely, 2^533997520 is an apocalyptic number.

It is an amenable number.

533997520 is an abundant number, since it is smaller than the sum of its proper divisors (884911664).

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

533997520 is a wasteful number, since it uses less digits than its factorization.

533997520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953587 (or 953581 counting only the distinct ones).

The product of its (nonzero) digits is 255150, while the sum is 43.

The square root of 533997520 is about 23108.3863564724. The cubic root of 533997520 is about 811.2967695493.

The spelling of 533997520 in words is "five hundred thirty-three million, nine hundred ninety-seven thousand, five hundred twenty".