6450876 has 72 divisors (see below), whose sum is σ = 17428320. Its totient is φ = 2007936.

The previous prime is 6450863. The next prime is 6450877. The reversal of 6450876 is 6780546.

It is a happy number.

6450876 is a `hidden beast` number, since 645 + 0 + 8 + 7 + 6 = 666.

It is a super-2 number, since 2×6450876² = 83227602334752, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6450876.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6450877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38545 + ... + 38711.

It is an arithmetic number, because the mean of its divisors is an integer number (242060).

Almost surely, 2^6450876 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 6450876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8714160).

6450876 is an abundant number, since it is smaller than the sum of its proper divisors (10977444).

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

6450876 is a wasteful number, since it uses less digits than its factorization.

6450876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243 (or 238 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 6450876 is about 2539.8574763163. The cubic root of 6450876 is about 186.1542251905.

The spelling of 6450876 in words is "six million, four hundred fifty thousand, eight hundred seventy-six".