6424724 has 12 divisors (see below), whose sum is σ = 11274900. Its totient is φ = 3203328.

The previous prime is 6424723. The next prime is 6424727. The reversal of 6424724 is 4274246.

It can be written as a sum of positive squares in 2 ways, for example, as 2496400 + 3928324 = 1580^2 + 1982^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6424723) by changing a digit.

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, 509 + ... + 3620.

It is an arithmetic number, because the mean of its divisors is an integer number (939575).

Almost surely, 2^6424724 is an apocalyptic number.

It is an amenable number.

6424724 is a deficient number, since it is larger than the sum of its proper divisors (4850176).

6424724 is a wasteful number, since it uses less digits than its factorization.

6424724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4522 (or 4520 counting only the distinct ones).

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

The square root of 6424724 is about 2534.7039274834. The cubic root of 6424724 is about 185.9023266424.

The spelling of 6424724 in words is "six million, four hundred twenty-four thousand, seven hundred twenty-four".