6424740 has 72 divisors (see below), whose sum is σ = 22276800. Its totient is φ = 1468224.

The previous prime is 6424727. The next prime is 6424753. The reversal of 6424740 is 474246.

6424740 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (6424727) and next prime (6424753).

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 23 ways as a sum of consecutive naturals, for example, 1290 + ... + 3809.

It is an arithmetic number, because the mean of its divisors is an integer number (309400).

Almost surely, 2^6424740 is an apocalyptic number.

6424740 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6424740 is an abundant number, since it is smaller than the sum of its proper divisors (15852060).

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

6424740 is a wasteful number, since it uses less digits than its factorization.

6424740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5121 (or 5116 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 6424740 is about 2534.7070836686. The cubic root of 6424740 is about 185.9024809647.

Adding to 6424740 its reverse (474246), we get a palindrome (6898986).

The spelling of 6424740 in words is "six million, four hundred twenty-four thousand, seven hundred forty".