6424944 has 20 divisors (see below), whose sum is σ = 16597896. Its totient is φ = 2141632.

The previous prime is 6424937. The next prime is 6424961. The reversal of 6424944 is 4494246.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66879 + ... + 66974.

Almost surely, 2^6424944 is an apocalyptic number.

It is an amenable number.

6424944 is an abundant number, since it is smaller than the sum of its proper divisors (10172952).

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

6424944 is a wasteful number, since it uses less digits than its factorization.

6424944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133864 (or 133858 counting only the distinct ones).

The product of its digits is 27648, while the sum is 33.

The square root of 6424944 is about 2534.7473246854. The cubic root of 6424944 is about 185.9044485517.

The spelling of 6424944 in words is "six million, four hundred twenty-four thousand, nine hundred forty-four".