4643886 has 32 divisors (see below), whose sum is σ = 10352160. Its totient is φ = 1378944.

The previous prime is 4643867. The next prime is 4643909. The reversal of 4643886 is 6883464.

4643886 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

4643886 is an esthetic number in base 7, because in such base its adjacent digits differ by 1.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

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, 1236 + ... + 3288.

It is an arithmetic number, because the mean of its divisors is an integer number (323505).

Almost surely, 2^4643886 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4643886, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5176080).

4643886 is an abundant number, since it is smaller than the sum of its proper divisors (5708274).

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

4643886 is a wasteful number, since it uses less digits than its factorization.

4643886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2100.

The product of its digits is 110592, while the sum is 39.

The square root of 4643886 is about 2154.9677491786. The cubic root of 4643886 is about 166.8375678080.

The spelling of 4643886 in words is "four million, six hundred forty-three thousand, eight hundred eighty-six".