6343903452 has 12 divisors (see below), whose sum is σ = 14802441416. Its totient is φ = 2114634480.

The previous prime is 6343903409. The next prime is 6343903459. The reversal of 6343903452 is 2543093436.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×6343903452² = 80490222016595032608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6343903452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6343903459) 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, 264329299 + ... + 264329322.

Almost surely, 2^6343903452 is an apocalyptic number.

It is an amenable number.

6343903452 is an abundant number, since it is smaller than the sum of its proper divisors (8458537964).

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

6343903452 is a wasteful number, since it uses less digits than its factorization.

6343903452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528658628 (or 528658626 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 39.

The square root of 6343903452 is about 79648.6249222170. The cubic root of 6343903452 is about 1851.1950838706.

Adding to 6343903452 its reverse (2543093436), we get a palindrome (8886996888).

The spelling of 6343903452 in words is "six billion, three hundred forty-three million, nine hundred three thousand, four hundred fifty-two".