663000532 has 48 divisors (see below), whose sum is σ = 1206576000. Its totient is φ = 318614400.

The previous prime is 663000517. The next prime is 663000551. The reversal of 663000532 is 235000366.

It is a junction number, because it is equal to n+sod(n) for n = 663000497 and 663000506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4390657 + ... + 4390807.

It is an arithmetic number, because the mean of its divisors is an integer number (25137000).

Almost surely, 2^663000532 is an apocalyptic number.

It is an amenable number.

663000532 is a deficient number, since it is larger than the sum of its proper divisors (543575468).

663000532 is a wasteful number, since it uses less digits than its factorization.

663000532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496 (or 494 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 663000532 is about 25748.7967097494. The cubic root of 663000532 is about 871.9761885735.

Adding to 663000532 its reverse (235000366), we get a palindrome (898000898).

The spelling of 663000532 in words is "six hundred sixty-three million, five hundred thirty-two", and thus it is an aban number.