3660939 has 24 divisors (see below), whose sum is σ = 5657600. Its totient is φ = 2274480.

The previous prime is 3660919. The next prime is 3660949. The reversal of 3660939 is 9390663.

It is not a de Polignac number, because 3660939 - 2¹¹ = 3658891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3660919) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13374 + ... + 13644.

Almost surely, 2^3660939 is an apocalyptic number.

3660939 is a deficient number, since it is larger than the sum of its proper divisors (1996661).

3660939 is a wasteful number, since it uses less digits than its factorization.

3660939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375 (or 372 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 36.

The square root of 3660939 is about 1913.3580428137. The cubic root of 3660939 is about 154.1218325273.

The spelling of 3660939 in words is "three million, six hundred sixty thousand, nine hundred thirty-nine".