6453812 has 24 divisors (see below), whose sum is σ = 12083904. Its totient is φ = 3005312.

The previous prime is 6453809. The next prime is 6453817. The reversal of 6453812 is 2183546.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6453817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6833 + ... + 7719.

It is an arithmetic number, because the mean of its divisors is an integer number (503496).

Almost surely, 2^6453812 is an apocalyptic number.

It is an amenable number.

6453812 is a deficient number, since it is larger than the sum of its proper divisors (5630092).

6453812 is a wasteful number, since it uses less digits than its factorization.

6453812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015 (or 1013 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 6453812 is about 2540.4353957540. The cubic root of 6453812 is about 186.1824624877.

The spelling of 6453812 in words is "six million, four hundred fifty-three thousand, eight hundred twelve".