6443652 has 12 divisors (see below), whose sum is σ = 15035216. Its totient is φ = 2147880.

The previous prime is 6443639. The next prime is 6443677. The reversal of 6443652 is 2563446.

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

It is a d-powerful number, because it can be written as 6 + 4⁹ + 4¹¹ + 3² + 6⁴ + 5⁹ + 2¹⁵ .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268474 + ... + 268497.

Almost surely, 2^6443652 is an apocalyptic number.

It is an amenable number.

6443652 is an abundant number, since it is smaller than the sum of its proper divisors (8591564).

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

6443652 is a wasteful number, since it uses less digits than its factorization.

6443652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536978 (or 536976 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 6443652 is about 2538.4349509097. The cubic root of 6443652 is about 186.0847110957.

The spelling of 6443652 in words is "six million, four hundred forty-three thousand, six hundred fifty-two".