6424940 has 12 divisors (see below), whose sum is σ = 13492416. Its totient is φ = 2569968.

The previous prime is 6424937. The next prime is 6424961. The reversal of 6424940 is 494246.

6424940 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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, 160604 + ... + 160643.

It is an arithmetic number, because the mean of its divisors is an integer number (1124368).

Almost surely, 2^6424940 is an apocalyptic number.

It is an amenable number.

6424940 is an abundant number, since it is smaller than the sum of its proper divisors (7067476).

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

6424940 is a wasteful number, since it uses less digits than its factorization.

6424940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321256 (or 321254 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 6424940 is about 2534.7465356520. The cubic root of 6424940 is about 185.9044099720.

The spelling of 6424940 in words is "six million, four hundred twenty-four thousand, nine hundred forty".