33022764 has 72 divisors (see below), whose sum is σ = 88320960. Its totient is φ = 10386432.

The previous prime is 33022757. The next prime is 33022771. The reversal of 33022764 is 46722033.

It is an interprime number because it is at equal distance from previous prime (33022757) and next prime (33022771).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48732 + ... + 49404.

It is an arithmetic number, because the mean of its divisors is an integer number (1226680).

Almost surely, 2^33022764 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33022764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44160480).

33022764 is an abundant number, since it is smaller than the sum of its proper divisors (55298196).

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

33022764 is a wasteful number, since it uses less digits than its factorization.

33022764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759 (or 754 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 33022764 is about 5746.5436568428. The cubic root of 33022764 is about 320.8271698972.

Adding to 33022764 its reverse (46722033), we get a palindrome (79744797).

The spelling of 33022764 in words is "thirty-three million, twenty-two thousand, seven hundred sixty-four".