6378312 has 32 divisors (see below), whose sum is σ = 16462080. Its totient is φ = 2057280.

The previous prime is 6378311. The next prime is 6378331. The reversal of 6378312 is 2138736.

It is a d-powerful number, because it can be written as 6² + 3¹³ + 7³ + 8³ + 3¹⁴ + 1 + 2⁷ .

It is a self number, because there is not a number n which added to its sum of digits gives 6378312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6378311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3543 + ... + 5030.

It is an arithmetic number, because the mean of its divisors is an integer number (514440).

Almost surely, 2^6378312 is an apocalyptic number.

6378312 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

6378312 is an abundant number, since it is smaller than the sum of its proper divisors (10083768).

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

6378312 is a wasteful number, since it uses less digits than its factorization.

6378312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8613 (or 8609 counting only the distinct ones).

The product of its digits is 6048, while the sum is 30.

The square root of 6378312 is about 2525.5320231587. The cubic root of 6378312 is about 185.4535935431.

The spelling of 6378312 in words is "six million, three hundred seventy-eight thousand, three hundred twelve".