3662066 has 4 divisors (see below), whose sum is σ = 5493102. Its totient is φ = 1831032.

The previous prime is 3662053. The next prime is 3662069. The reversal of 3662066 is 6602663.

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., 3136441 + 525625 = 1771^2 + 725^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3662069) 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 as a sum of consecutive naturals, namely, 915515 + ... + 915518.

Almost surely, 2^3662066 is an apocalyptic number.

3662066 is a deficient number, since it is larger than the sum of its proper divisors (1831036).

3662066 is a wasteful number, since it uses less digits than its factorization.

3662066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831035.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 3662066 is about 1913.6525285433. The cubic root of 3662066 is about 154.1376460917.

The spelling of 3662066 in words is "three million, six hundred sixty-two thousand, sixty-six".