6427424 has 24 divisors (see below), whose sum is σ = 12712140. Its totient is φ = 3198976.

The previous prime is 6427367. The next prime is 6427433. The reversal of 6427424 is 4247246.

It can be written as a sum of positive squares in 2 ways, for example, as 6091024 + 336400 = 2468^2 + 580^2 .

It is an Ulam number.

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, 11012 + ... + 11580.

Almost surely, 2^6427424 is an apocalyptic number.

It is an amenable number.

6427424 is a deficient number, since it is larger than the sum of its proper divisors (6284716).

6427424 is a wasteful number, since it uses less digits than its factorization.

6427424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932 (or 924 counting only the distinct ones).

The product of its digits is 10752, while the sum is 29.

The square root of 6427424 is about 2535.2364781219. The cubic root of 6427424 is about 185.9283649068.

The spelling of 6427424 in words is "six million, four hundred twenty-seven thousand, four hundred twenty-four".