3649564 has 6 divisors (see below), whose sum is σ = 6386744. Its totient is φ = 1824780.

The previous prime is 3649559. The next prime is 3649567. The reversal of 3649564 is 4659463.

It is a happy number.

3649564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3649567) by changing a digit.

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, 456192 + ... + 456199.

Almost surely, 2^3649564 is an apocalyptic number.

It is an amenable number.

3649564 is a deficient number, since it is larger than the sum of its proper divisors (2737180).

3649564 is a wasteful number, since it uses less digits than its factorization.

3649564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912395 (or 912393 counting only the distinct ones).

The product of its digits is 77760, while the sum is 37.

The square root of 3649564 is about 1910.3832076314. The cubic root of 3649564 is about 153.9620415807.

The spelling of 3649564 in words is "three million, six hundred forty-nine thousand, five hundred sixty-four".