3664512 has 48 divisors (see below), whose sum is σ = 10548330. Its totient is φ = 1221120.

The previous prime is 3664499. The next prime is 3664519. The reversal of 3664512 is 2154663.

3664512 is a `hidden beast` number, since 3 + 6 + 645 + 12 = 666.

3664512 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., 3594816 + 69696 = 1896^2 + 264^2 .

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (3664519) 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 in 5 ways as a sum of consecutive naturals, for example, 439 + ... + 2742.

Almost surely, 2^3664512 is an apocalyptic number.

3664512 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3664512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5274165).

3664512 is an abundant number, since it is smaller than the sum of its proper divisors (6883818).

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

3664512 is a wasteful number, since it uses less digits than its factorization.

3664512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3201 (or 3186 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 3664512 is about 1914.2915138505. The cubic root of 3664512 is about 154.1719561208.

The spelling of 3664512 in words is "three million, six hundred sixty-four thousand, five hundred twelve".