4066746 has 8 divisors (see below), whose sum is σ = 8133504. Its totient is φ = 1355580.

The previous prime is 4066729. The next prime is 4066747. The reversal of 4066746 is 6476604.

It is a sphenic number, since it is the product of 3 distinct primes.

4066746 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (4066747) 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 3 ways as a sum of consecutive naturals, for example, 338890 + ... + 338901.

It is an arithmetic number, because the mean of its divisors is an integer number (1016688).

Almost surely, 2^4066746 is an apocalyptic number.

4066746 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4066746 is a wasteful number, since it uses less digits than its factorization.

4066746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677796.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 4066746 is about 2016.6174649645. The cubic root of 4066746 is about 159.6181780917.

The spelling of 4066746 in words is "four million, sixty-six thousand, seven hundred forty-six".