1024533666 has 96 divisors (see below), whose sum is σ = 2555908992. Its totient is φ = 294117120.

The previous prime is 1024533661. The next prime is 1024533677. The reversal of 1024533666 is 6663354201.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1024533666.

It is not an unprimeable number, because it can be changed into a prime (1024533661) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 218341 + ... + 222983.

It is an arithmetic number, because the mean of its divisors is an integer number (26624052).

Almost surely, 2^1024533666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1024533666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1277954496).

1024533666 is an abundant number, since it is smaller than the sum of its proper divisors (1531375326).

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

1024533666 is a wasteful number, since it uses less digits than its factorization.

1024533666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4728 (or 4725 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 1024533666 is about 32008.3374451095. The cubic root of 1024533666 is about 1008.1119076909. Note that the first 3 decimals are identical.

Adding to 1024533666 its reverse (6663354201), we get a palindrome (7687887867).

The spelling of 1024533666 in words is "one billion, twenty-four million, five hundred thirty-three thousand, six hundred sixty-six".