3646396 has 12 divisors (see below), whose sum is σ = 6872152. Its totient is φ = 1682928.

The previous prime is 3646393. The next prime is 3646399. The reversal of 3646396 is 6936463.

It is an interprime number because it is at equal distance from previous prime (3646393) and next prime (3646399).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3646393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35010 + ... + 35113.

Almost surely, 2^3646396 is an apocalyptic number.

It is an amenable number.

3646396 is a deficient number, since it is larger than the sum of its proper divisors (3225756).

3646396 is a wasteful number, since it uses less digits than its factorization.

3646396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70140 (or 70138 counting only the distinct ones).

The product of its digits is 69984, while the sum is 37.

The square root of 3646396 is about 1909.5538746000. The cubic root of 3646396 is about 153.9174798243.

The spelling of 3646396 in words is "three million, six hundred forty-six thousand, three hundred ninety-six".