33052866 has 64 divisors (see below), whose sum is σ = 85294080. Its totient is φ = 8285760.

The previous prime is 33052849. The next prime is 33052907. The reversal of 33052866 is 66825033.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12165 + ... + 14631.

It is an arithmetic number, because the mean of its divisors is an integer number (1332720).

Almost surely, 2^33052866 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33052866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42647040).

33052866 is an abundant number, since it is smaller than the sum of its proper divisors (52241214).

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

33052866 is a wasteful number, since it uses less digits than its factorization.

33052866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2519.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 33052866 is about 5749.1621998340. The cubic root of 33052866 is about 320.9246239494.

Adding to 33052866 its reverse (66825033), we get a palindrome (99877899).

The spelling of 33052866 in words is "thirty-three million, fifty-two thousand, eight hundred sixty-six".