3644076 has 24 divisors (see below), whose sum is σ = 8648640. Its totient is φ = 1193872.

The previous prime is 3644071. The next prime is 3644117. The reversal of 3644076 is 6704463.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (3644071) 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 7 ways as a sum of consecutive naturals, for example, 1866 + ... + 3281.

It is an arithmetic number, because the mean of its divisors is an integer number (360360).

Almost surely, 2^3644076 is an apocalyptic number.

It is an amenable number.

3644076 is an abundant number, since it is smaller than the sum of its proper divisors (5004564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3644076 is a wasteful number, since it uses less digits than its factorization.

3644076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5213 (or 5211 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 3644076 is about 1908.9463062119. The cubic root of 3644076 is about 153.8848298404.

The spelling of 3644076 in words is "three million, six hundred forty-four thousand, seventy-six".