3700066 has 4 divisors (see below), whose sum is σ = 5550102. Its totient is φ = 1850032.

The previous prime is 3700051. The next prime is 3700087. The reversal of 3700066 is 6600073.

It is a happy number.

3700066 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, and also an emirpimes, since its reverse is a distinct semiprime: 6600073 = 677 ⋅9749.

It can be written as a sum of positive squares in only one way, i.e., 3478225 + 221841 = 1865^2 + 471^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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, 925015 + ... + 925018.

Almost surely, 2^3700066 is an apocalyptic number.

3700066 is a deficient number, since it is larger than the sum of its proper divisors (1850036).

3700066 is a wasteful number, since it uses less digits than its factorization.

3700066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1850035.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 3700066 is about 1923.5555619737. Note that the first 4 decimals coincide. The cubic root of 3700066 is about 154.6689570195.

The spelling of 3700066 in words is "three million, seven hundred thousand, sixty-six".