3647396 has 12 divisors (see below), whose sum is σ = 6398448. Its totient is φ = 1819272.

The previous prime is 3647393. The next prime is 3647419. The reversal of 3647396 is 6937463.

It is a happy number.

3647396 is nontrivially palindromic in base 3.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (3647393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1355 + ... + 3021.

It is an arithmetic number, because the mean of its divisors is an integer number (533204).

Almost surely, 2^3647396 is an apocalyptic number.

It is an amenable number.

3647396 is a deficient number, since it is larger than the sum of its proper divisors (2751052).

3647396 is a wasteful number, since it uses less digits than its factorization.

3647396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2218 (or 2216 counting only the distinct ones).

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

The square root of 3647396 is about 1909.8156979143. The cubic root of 3647396 is about 153.9315488220.

The spelling of 3647396 in words is "three million, six hundred forty-seven thousand, three hundred ninety-six".