33404432252 has 6 divisors (see below), whose sum is σ = 58457756448. Its totient is φ = 16702216124.

The previous prime is 33404432233. The next prime is 33404432263. The reversal of 33404432252 is 25223440433.

It is a super-2 number, since 2×33404432252² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4175554028 + ... + 4175554035.

It is an arithmetic number, because the mean of its divisors is an integer number (9742959408).

Almost surely, 2^33404432252 is an apocalyptic number.

It is an amenable number.

33404432252 is a deficient number, since it is larger than the sum of its proper divisors (25053324196).

33404432252 is a wasteful number, since it uses less digits than its factorization.

33404432252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8351108067 (or 8351108065 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 33404432252 its reverse (25223440433), we get a palindrome (58627872685).

The spelling of 33404432252 in words is "thirty-three billion, four hundred four million, four hundred thirty-two thousand, two hundred fifty-two".