3659870 has 16 divisors (see below), whose sum is σ = 6637680. Its totient is φ = 1452864.

The previous prime is 3659861. The next prime is 3659917. The reversal of 3659870 is 789563.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74 + ... + 2706.

It is an arithmetic number, because the mean of its divisors is an integer number (414855).

Almost surely, 2^3659870 is an apocalyptic number.

3659870 is a deficient number, since it is larger than the sum of its proper divisors (2977810).

3659870 is a wasteful number, since it uses less digits than its factorization.

3659870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2779.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 3659870 is about 1913.0786706249. The cubic root of 3659870 is about 154.1068297936.

The spelling of 3659870 in words is "three million, six hundred fifty-nine thousand, eight hundred seventy".