4066392 has 64 divisors (see below), whose sum is σ = 11295360. Its totient is φ = 1209600.

The previous prime is 4066379. The next prime is 4066441. The reversal of 4066392 is 2936604.

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, 19167 + ... + 19377.

It is an arithmetic number, because the mean of its divisors is an integer number (176490).

Almost surely, 2^4066392 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 4066392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5647680).

4066392 is an abundant number, since it is smaller than the sum of its proper divisors (7228968).

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

4066392 is a wasteful number, since it uses less digits than its factorization.

4066392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304 (or 300 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 4066392 is about 2016.5296923180. The cubic root of 4066392 is about 159.6135465038.

It can be divided in two parts, 40663 and 92, that added together give a triangular number (40755 = T₂₈₅).

The spelling of 4066392 in words is "four million, sixty-six thousand, three hundred ninety-two".