4086966 has 32 divisors (see below), whose sum is σ = 8886528. Its totient is φ = 1245600.

The previous prime is 4086949. The next prime is 4086967. The reversal of 4086966 is 6696804.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4086967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11605 + ... + 11951.

It is an arithmetic number, because the mean of its divisors is an integer number (277704).

Almost surely, 2^4086966 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4086966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4443264).

4086966 is an abundant number, since it is smaller than the sum of its proper divisors (4799562).

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

4086966 is a wasteful number, since it uses less digits than its factorization.

4086966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516.

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 4086966 is about 2021.6245942311. The cubic root of 4086966 is about 159.8822832051.

The spelling of 4086966 in words is "four million, eighty-six thousand, nine hundred sixty-six".