33053812 has 36 divisors (see below), whose sum is σ = 65661568. Its totient is φ = 14533200.

The previous prime is 33053807. The next prime is 33053819. The reversal of 33053812 is 21835033.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33053819) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13903 + ... + 16105.

Almost surely, 2^33053812 is an apocalyptic number.

It is an amenable number.

33053812 is a deficient number, since it is larger than the sum of its proper divisors (32607756).

33053812 is a wasteful number, since it uses less digits than its factorization.

33053812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2260 (or 2247 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 33053812 is about 5749.2444721024. The cubic root of 33053812 is about 320.9276856284.

Adding to 33053812 its reverse (21835033), we get a palindrome (54888845).

It can be divided in two parts, 3305 and 3812, that added together give a palindrome (7117).

The spelling of 33053812 in words is "thirty-three million, fifty-three thousand, eight hundred twelve".