6448446 has 24 divisors (see below), whose sum is σ = 14113944. Its totient is φ = 2127600.

The previous prime is 6448427. The next prime is 6448451.

6448446 is a `hidden beast` number, since 644 + 8 + 4 + 4 + 6 = 666.

6448446 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 6448446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45 + ... + 3591.

It is an arithmetic number, because the mean of its divisors is an integer number (588081).

Almost surely, 2^6448446 is an apocalyptic number.

6448446 is an abundant number, since it is smaller than the sum of its proper divisors (7665498).

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

6448446 is a wasteful number, since it uses less digits than its factorization.

6448446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3656 (or 3653 counting only the distinct ones).

The product of its digits is 73728, while the sum is 36.

The square root of 6448446 is about 2539.3790579589. The cubic root of 6448446 is about 186.1308479221.

The spelling of 6448446 in words is "six million, four hundred forty-eight thousand, four hundred forty-six".