4066670 has 32 divisors (see below), whose sum is σ = 7797600. Its totient is φ = 1524096.

The previous prime is 4066669. The next prime is 4066679. The reversal of 4066670 is 766604.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4066679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10541 + ... + 10919.

It is an arithmetic number, because the mean of its divisors is an integer number (243675).

Almost surely, 2^4066670 is an apocalyptic number.

4066670 is a deficient number, since it is larger than the sum of its proper divisors (3730930).

4066670 is a wasteful number, since it uses less digits than its factorization.

4066670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 4066670 is about 2016.5986214416. The cubic root of 4066670 is about 159.6171837621.

The spelling of 4066670 in words is "four million, sixty-six thousand, six hundred seventy".