4066407 has 6 divisors (see below), whose sum is σ = 5873712. Its totient is φ = 2710932.

The previous prime is 4066379. The next prime is 4066441. The reversal of 4066407 is 7046604.

It is not a de Polignac number, because 4066407 - 2⁸ = 4066151 is a prime.

4066407 is a lucky number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4066507) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 225903 + ... + 225920.

It is an arithmetic number, because the mean of its divisors is an integer number (978952).

Almost surely, 2^4066407 is an apocalyptic number.

4066407 is a deficient number, since it is larger than the sum of its proper divisors (1807305).

4066407 is a wasteful number, since it uses less digits than its factorization.

4066407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451829 (or 451826 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 4066407 is about 2016.5334115754. The cubic root of 4066407 is about 159.6137427629.

The spelling of 4066407 in words is "four million, sixty-six thousand, four hundred seven".