3646884 has 12 divisors (see below), whose sum is σ = 8509424. Its totient is φ = 1215624.

The previous prime is 3646883. The next prime is 3646889. The reversal of 3646884 is 4886463.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (3646883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151942 + ... + 151965.

Almost surely, 2^3646884 is an apocalyptic number.

It is an amenable number.

3646884 is an abundant number, since it is smaller than the sum of its proper divisors (4862540).

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

3646884 is a wasteful number, since it uses less digits than its factorization.

3646884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303914 (or 303912 counting only the distinct ones).

The product of its digits is 110592, while the sum is 39.

The square root of 3646884 is about 1909.6816488619. The cubic root of 3646884 is about 153.9243458165.

The spelling of 3646884 in words is "three million, six hundred forty-six thousand, eight hundred eighty-four".