6459912 has 48 divisors (see below), whose sum is σ = 18149040. Its totient is φ = 2152656.

The previous prime is 6459907. The next prime is 6459913. The reversal of 6459912 is 2199546.

6459912 is a `hidden beast` number, since 64 + 599 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (6459913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 283 + ... + 3605.

It is an arithmetic number, because the mean of its divisors is an integer number (378105).

Almost surely, 2^6459912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6459912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9074520).

6459912 is an abundant number, since it is smaller than the sum of its proper divisors (11689128).

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

6459912 is a wasteful number, since it uses less digits than its factorization.

6459912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3344 (or 3328 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 6459912 is about 2541.6356938004. The cubic root of 6459912 is about 186.2411025283.

The spelling of 6459912 in words is "six million, four hundred fifty-nine thousand, nine hundred twelve".