6331424 has 24 divisors (see below), whose sum is σ = 13598928. Its totient is φ = 2877760.

The previous prime is 6331411. The next prime is 6331439. The reversal of 6331424 is 4241336.

It is a happy number.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 6331424.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8642 + ... + 9345.

It is an arithmetic number, because the mean of its divisors is an integer number (566622).

Almost surely, 2^6331424 is an apocalyptic number.

It is an amenable number.

6331424 is an abundant number, since it is smaller than the sum of its proper divisors (7267504).

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

6331424 is a wasteful number, since it uses less digits than its factorization.

6331424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18008 (or 18000 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 6331424 is about 2516.2321037615. The cubic root of 6331424 is about 184.9980423460.

The spelling of 6331424 in words is "six million, three hundred thirty-one thousand, four hundred twenty-four".