3736666 has 4 divisors (see below), whose sum is σ = 5605002. Its totient is φ = 1868332.

The previous prime is 3736639. The next prime is 3736669. The reversal of 3736666 is 6666373.

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., 3721041 + 15625 = 1929^2 + 125^2 .

It is not an unprimeable number, because it can be changed into a prime (3736669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 934165 + ... + 934168.

Almost surely, 2^3736666 is an apocalyptic number.

3736666 is a deficient number, since it is larger than the sum of its proper divisors (1868336).

3736666 is a wasteful number, since it uses less digits than its factorization.

3736666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868335.

The product of its digits is 81648, while the sum is 37.

The square root of 3736666 is about 1933.0457832136. The cubic root of 3736666 is about 155.1772651096.

The spelling of 3736666 in words is "three million, seven hundred thirty-six thousand, six hundred sixty-six".