6430312 has 16 divisors (see below), whose sum is σ = 13779360. Its totient is φ = 2755824.

The previous prime is 6430309. The next prime is 6430313. The reversal of 6430312 is 2130346.

It is a self number, because there is not a number n which added to its sum of digits gives 6430312.

It is not an unprimeable number, because it can be changed into a prime (6430313) 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, 57358 + ... + 57469.

It is an arithmetic number, because the mean of its divisors is an integer number (861210).

Almost surely, 2^6430312 is an apocalyptic number.

It is an amenable number.

6430312 is an abundant number, since it is smaller than the sum of its proper divisors (7349048).

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

6430312 is a wasteful number, since it uses less digits than its factorization.

6430312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114840 (or 114836 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 6430312 is about 2535.8059862695. The cubic root of 6430312 is about 185.9562081357.

Adding to 6430312 its reverse (2130346), we get a palindrome (8560658).

The spelling of 6430312 in words is "six million, four hundred thirty thousand, three hundred twelve".