33212364 has 12 divisors (see below), whose sum is σ = 77495544. Its totient is φ = 11070784.

The previous prime is 33212357. The next prime is 33212381. The reversal of 33212364 is 46321233.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×33212364² = 2206122244936992, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1383837 + ... + 1383860.

It is an arithmetic number, because the mean of its divisors is an integer number (6457962).

Almost surely, 2^33212364 is an apocalyptic number.

It is an amenable number.

33212364 is an abundant number, since it is smaller than the sum of its proper divisors (44283180).

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

33212364 is a wasteful number, since it uses less digits than its factorization.

33212364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2767704 (or 2767702 counting only the distinct ones).

The product of its digits is 2592, while the sum is 24.

The square root of 33212364 is about 5763.0169182469. The cubic root of 33212364 is about 321.4400076072.

Adding to 33212364 its reverse (46321233), we get a palindrome (79533597).

The spelling of 33212364 in words is "thirty-three million, two hundred twelve thousand, three hundred sixty-four".