6456441 has 8 divisors (see below), whose sum is σ = 8628480. Its totient is φ = 4294352.

The previous prime is 6456427. The next prime is 6456449. The reversal of 6456441 is 1446546.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6456441 - 2⁷ = 6456313 is a prime.

It is a Curzon number.

6456441 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 6456399 and 6456408.

It is not an unprimeable number, because it can be changed into a prime (6456449) 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, 810 + ... + 3683.

It is an arithmetic number, because the mean of its divisors is an integer number (1078560).

Almost surely, 2^6456441 is an apocalyptic number.

It is an amenable number.

6456441 is a deficient number, since it is larger than the sum of its proper divisors (2172039).

6456441 is a wasteful number, since it uses less digits than its factorization.

6456441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4975.

The product of its digits is 11520, while the sum is 30.

The square root of 6456441 is about 2540.9527740594. The cubic root of 6456441 is about 186.2077399127.

The spelling of 6456441 in words is "six million, four hundred fifty-six thousand, four hundred forty-one".