3301666 has 8 divisors (see below), whose sum is σ = 4960620. Its totient is φ = 1648128.

The previous prime is 3301663. The next prime is 3301681. The reversal of 3301666 is 6661033.

It can be written as a sum of positive squares in 2 ways, for example, as 2975625 + 326041 = 1725^2 + 571^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 3301666.

It is not an unprimeable number, because it can be changed into a prime (3301663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 970 + ... + 2746.

Almost surely, 2^3301666 is an apocalyptic number.

3301666 is a deficient number, since it is larger than the sum of its proper divisors (1658954).

3301666 is a wasteful number, since it uses less digits than its factorization.

3301666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2708.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 3301666 is about 1817.0487060065. The cubic root of 3301666 is about 148.9056051213.

Adding to 3301666 its reverse (6661033), we get a palindrome (9962699).

The spelling of 3301666 in words is "three million, three hundred one thousand, six hundred sixty-six".