3646937 has 8 divisors (see below), whose sum is σ = 4218816. Its totient is φ = 3087792.

The previous prime is 3646931. The next prime is 3646957. The reversal of 3646937 is 7396463.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3646937 - 2⁸ = 3646681 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3646937.

It is not an unprimeable number, because it can be changed into a prime (3646931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2558 + ... + 3719.

It is an arithmetic number, because the mean of its divisors is an integer number (527352).

Almost surely, 2^3646937 is an apocalyptic number.

It is an amenable number.

3646937 is a deficient number, since it is larger than the sum of its proper divisors (571879).

3646937 is an equidigital number, since it uses as much as digits as its factorization.

3646937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6367.

The product of its digits is 81648, while the sum is 38.

The square root of 3646937 is about 1909.6955254700. The cubic root of 3646937 is about 153.9250914714.

The spelling of 3646937 in words is "three million, six hundred forty-six thousand, nine hundred thirty-seven".