3646522 has 16 divisors (see below), whose sum is σ = 6041952. Its totient is φ = 1636720.

The previous prime is 3646507. The next prime is 3646523. The reversal of 3646522 is 2256463.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3646523) 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, 828 + ... + 2824.

It is an arithmetic number, because the mean of its divisors is an integer number (377622).

Almost surely, 2^3646522 is an apocalyptic number.

3646522 is a deficient number, since it is larger than the sum of its proper divisors (2395430).

3646522 is a wasteful number, since it uses less digits than its factorization.

3646522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2093.

The product of its digits is 8640, while the sum is 28.

The square root of 3646522 is about 1909.5868663143. The cubic root of 3646522 is about 153.9192526596.

It can be divided in two parts, 364 and 6522, that added together give a palindrome (6886).

The spelling of 3646522 in words is "three million, six hundred forty-six thousand, five hundred twenty-two".