3850666 has 4 divisors (see below), whose sum is σ = 5776002. Its totient is φ = 1925332.

The previous prime is 3850661. The next prime is 3850699. The reversal of 3850666 is 6660583.

3850666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2576025 + 1274641 = 1605^2 + 1129^2 .

It is not an unprimeable number, because it can be changed into a prime (3850661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 962665 + ... + 962668.

Almost surely, 2^3850666 is an apocalyptic number.

3850666 is a deficient number, since it is larger than the sum of its proper divisors (1925336).

3850666 is a wasteful number, since it uses less digits than its factorization.

3850666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1925335.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 3850666 is about 1962.3113922107. The cubic root of 3850666 is about 156.7395576512.

The spelling of 3850666 in words is "three million, eight hundred fifty thousand, six hundred sixty-six".