3666715 has 16 divisors (see below), whose sum is σ = 4989600. Its totient is φ = 2564352.

The previous prime is 3666703. The next prime is 3666727. The reversal of 3666715 is 5176663.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3666703) and next prime (3666727).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3666715 is a prime.

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, 250 + ... + 2719.

It is an arithmetic number, because the mean of its divisors is an integer number (311850).

Almost surely, 2^3666715 is an apocalyptic number.

3666715 is a deficient number, since it is larger than the sum of its proper divisors (1322885).

3666715 is a wasteful number, since it uses less digits than its factorization.

3666715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3006.

The product of its digits is 22680, while the sum is 34.

The square root of 3666715 is about 1914.8668361011. The cubic root of 3666715 is about 154.2028445248.

The spelling of 3666715 in words is "three million, six hundred sixty-six thousand, seven hundred fifteen".