6446450 has 24 divisors (see below), whose sum is σ = 12380160. Its totient is φ = 2494800.

The previous prime is 6446437. The next prime is 6446459. The reversal of 6446450 is 546446.

It is not an unprimeable number, because it can be changed into a prime (6446459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 530 + ... + 3629.

It is an arithmetic number, because the mean of its divisors is an integer number (515840).

Almost surely, 2^6446450 is an apocalyptic number.

6446450 is a deficient number, since it is larger than the sum of its proper divisors (5933710).

6446450 is a wasteful number, since it uses less digits than its factorization.

6446450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4202 (or 4197 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 6446450 is about 2538.9860180789. The cubic root of 6446450 is about 186.1116414595. Note that the first 3 decimals are identical.

The spelling of 6446450 in words is "six million, four hundred forty-six thousand, four hundred fifty".