33504042224 has 20 divisors (see below), whose sum is σ = 67736433936. Its totient is φ = 16023672192.

The previous prime is 33504042223. The next prime is 33504042233. The reversal of 33504042224 is 42224040533.

It is a happy number.

It is a super-2 number, since 2×33504042224² (a number of 22 digits) contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33504042223) 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, 45521429 + ... + 45522164.

Almost surely, 2^33504042224 is an apocalyptic number.

It is an amenable number.

33504042224 is an abundant number, since it is smaller than the sum of its proper divisors (34232391712).

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

33504042224 is a wasteful number, since it uses less digits than its factorization.

33504042224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91043624 (or 91043618 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 29.

Adding to 33504042224 its reverse (42224040533), we get a palindrome (75728082757).

The spelling of 33504042224 in words is "thirty-three billion, five hundred four million, forty-two thousand, two hundred twenty-four".