33342434240 has 56 divisors (see below), whose sum is σ = 83575458960. Its totient is φ = 12635025408.

The previous prime is 33342434239. The next prime is 33342434317. The reversal of 33342434240 is 4243424333.

It is a super-2 number, since 2×33342434240² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 33342434197 and 33342434206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2735897 + ... + 2748056.

It is an arithmetic number, because the mean of its divisors is an integer number (1492418910).

Almost surely, 2^33342434240 is an apocalyptic number.

It is an amenable number.

33342434240 is an abundant number, since it is smaller than the sum of its proper divisors (50233024720).

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

33342434240 is a wasteful number, since it uses less digits than its factorization.

33342434240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5483989 (or 5483979 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 32.

Adding to 33342434240 its reverse (4243424333), we get a palindrome (37585858573).

The spelling of 33342434240 in words is "thirty-three billion, three hundred forty-two million, four hundred thirty-four thousand, two hundred forty".