33812303252 has 48 divisors (see below), whose sum is σ = 76659488640. Its totient is φ = 12672277632.

The previous prime is 33812303249. The next prime is 33812303257. The reversal of 33812303252 is 25230321833.

It is a super-2 number, since 2×33812303252² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33812303257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2437583 + ... + 2451414.

It is an arithmetic number, because the mean of its divisors is an integer number (1597072680).

Almost surely, 2^33812303252 is an apocalyptic number.

It is an amenable number.

33812303252 is an abundant number, since it is smaller than the sum of its proper divisors (42847185388).

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

33812303252 is a wasteful number, since it uses less digits than its factorization.

33812303252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4889040 (or 4889038 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The spelling of 33812303252 in words is "thirty-three billion, eight hundred twelve million, three hundred three thousand, two hundred fifty-two".