33321164 has 12 divisors (see below), whose sum is σ = 59888304. Its totient is φ = 16210224.

The previous prime is 33321163. The next prime is 33321199. The reversal of 33321164 is 46112333.

It is a super-2 number, since 2×33321164² = 2220599940629792, which contains 22 as substring.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (33321163) 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, 112424 + ... + 112719.

It is an arithmetic number, because the mean of its divisors is an integer number (4990692).

Almost surely, 2^33321164 is an apocalyptic number.

It is an amenable number.

33321164 is a deficient number, since it is larger than the sum of its proper divisors (26567140).

33321164 is a wasteful number, since it uses less digits than its factorization.

33321164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225184 (or 225182 counting only the distinct ones).

The product of its digits is 1296, while the sum is 23.

The square root of 33321164 is about 5772.4487005083. The cubic root of 33321164 is about 321.7906255610.

Adding to 33321164 its reverse (46112333), we get a palindrome (79433497).

The spelling of 33321164 in words is "thirty-three million, three hundred twenty-one thousand, one hundred sixty-four".