6447652 has 24 divisors (see below), whose sum is σ = 11636352. Its totient is φ = 3124800.

The previous prime is 6447647. The next prime is 6447653. The reversal of 6447652 is 2567446.

It is not an unprimeable number, because it can be changed into a prime (6447653) 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, 20577 + ... + 20887.

It is an arithmetic number, because the mean of its divisors is an integer number (484848).

Almost surely, 2^6447652 is an apocalyptic number.

It is an amenable number.

6447652 is a deficient number, since it is larger than the sum of its proper divisors (5188700).

6447652 is a wasteful number, since it uses less digits than its factorization.

6447652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459 (or 457 counting only the distinct ones).

The product of its digits is 40320, while the sum is 34.

The square root of 6447652 is about 2539.2227157144. Note that the first 3 decimals coincide. The cubic root of 6447652 is about 186.1232081508.

The spelling of 6447652 in words is "six million, four hundred forty-seven thousand, six hundred fifty-two".