3663670 has 32 divisors (see below), whose sum is σ = 7293888. Its totient is φ = 1317888.

The previous prime is 3663661. The next prime is 3663689. The reversal of 3663670 is 763663.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3442 + ... + 4378.

It is an arithmetic number, because the mean of its divisors is an integer number (227934).

Almost surely, 2^3663670 is an apocalyptic number.

3663670 is a deficient number, since it is larger than the sum of its proper divisors (3630218).

3663670 is a wasteful number, since it uses less digits than its factorization.

3663670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984.

The product of its (nonzero) digits is 13608, while the sum is 31.

The square root of 3663670 is about 1914.0715765091. The cubic root of 3663670 is about 154.1601471149.

It can be divided in two parts, 3 and 663670, that multiplied together give a triangular number (1991010 = T₁₉₉₅).

The spelling of 3663670 in words is "three million, six hundred sixty-three thousand, six hundred seventy".