6405882 has 32 divisors (see below), whose sum is σ = 14986752. Its totient is φ = 1787184.

The previous prime is 6405877. The next prime is 6405899. The reversal of 6405882 is 2885046.

It is a super-3 number, since 3×6405882³ (a number of 21 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33 + ... + 3579.

It is an arithmetic number, because the mean of its divisors is an integer number (468336).

Almost surely, 2^6405882 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6405882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7493376).

6405882 is an abundant number, since it is smaller than the sum of its proper divisors (8580870).

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

6405882 is a wasteful number, since it uses less digits than its factorization.

6405882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3602.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 6405882 is about 2530.9843934722. The cubic root of 6405882 is about 185.7204147315.

The spelling of 6405882 in words is "six million, four hundred five thousand, eight hundred eighty-two".