33050864 has 80 divisors (see below), whose sum is σ = 80828160. Its totient is φ = 12718080.

The previous prime is 33050863. The next prime is 33050893. The reversal of 33050864 is 46805033.

It is a super-2 number, since 2×33050864² = 2184719222292992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33050863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171152 + ... + 171344.

It is an arithmetic number, because the mean of its divisors is an integer number (1010352).

Almost surely, 2^33050864 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 33050864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40414080).

33050864 is an abundant number, since it is smaller than the sum of its proper divisors (47777296).

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

33050864 is a wasteful number, since it uses less digits than its factorization.

33050864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 33050864 is about 5748.9880848720. The cubic root of 33050864 is about 320.9181443895.

Adding to 33050864 its reverse (46805033), we get a palindrome (79855897).

The spelling of 33050864 in words is "thirty-three million, fifty thousand, eight hundred sixty-four".