3643496 has 8 divisors (see below), whose sum is σ = 6831570. Its totient is φ = 1821744.

The previous prime is 3643483. The next prime is 3643511. The reversal of 3643496 is 6943463.

It is a happy number.

3643496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2402500 + 1240996 = 1550^2 + 1114^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227711 + ... + 227726.

Almost surely, 2^3643496 is an apocalyptic number.

It is an amenable number.

3643496 is a deficient number, since it is larger than the sum of its proper divisors (3188074).

3643496 is a wasteful number, since it uses less digits than its factorization.

3643496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455443 (or 455439 counting only the distinct ones).

The product of its digits is 46656, while the sum is 35.

The square root of 3643496 is about 1908.7943838979. The cubic root of 3643496 is about 153.8766651792.

The spelling of 3643496 in words is "three million, six hundred forty-three thousand, four hundred ninety-six".