532648666 has 8 divisors (see below), whose sum is σ = 871606944. Its totient is φ = 242113020.

The previous prime is 532648663. The next prime is 532648681. The reversal of 532648666 is 666846235.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (532648663) 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, 12105630 + ... + 12105673.

It is an arithmetic number, because the mean of its divisors is an integer number (108950868).

Almost surely, 2^532648666 is an apocalyptic number.

532648666 is a deficient number, since it is larger than the sum of its proper divisors (338958278).

532648666 is a wasteful number, since it uses less digits than its factorization.

532648666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24211316.

The product of its digits is 1244160, while the sum is 46.

The square root of 532648666 is about 23079.1825245176. The cubic root of 532648666 is about 810.6130937213.

The spelling of 532648666 in words is "five hundred thirty-two million, six hundred forty-eight thousand, six hundred sixty-six".