6466424 has 32 divisors (see below), whose sum is σ = 12558240. Its totient is φ = 3120000.

The previous prime is 6466417. The next prime is 6466429. The reversal of 6466424 is 4246646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6466429) 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, 42749 + ... + 42899.

It is an arithmetic number, because the mean of its divisors is an integer number (392445).

Almost surely, 2^6466424 is an apocalyptic number.

It is an amenable number.

6466424 is a deficient number, since it is larger than the sum of its proper divisors (6091816).

6466424 is a wasteful number, since it uses less digits than its factorization.

6466424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311 (or 307 counting only the distinct ones).

The product of its digits is 27648, while the sum is 32.

The square root of 6466424 is about 2542.9164359058. The cubic root of 6466424 is about 186.3036624497.

It can be divided in two parts, 646642 and 4, that added together give a palindrome (646646).

The spelling of 6466424 in words is "six million, four hundred sixty-six thousand, four hundred twenty-four".