6424470 has 144 divisors (see below), whose sum is σ = 20114640. Its totient is φ = 1410048.

The previous prime is 6424469. The next prime is 6424507. The reversal of 6424470 is 744246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 338121 + ... + 338139.

It is an arithmetic number, because the mean of its divisors is an integer number (139685).

Almost surely, 2^6424470 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6424470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10057320).

6424470 is an abundant number, since it is smaller than the sum of its proper divisors (13690170).

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

6424470 is a wasteful number, since it uses less digits than its factorization.

6424470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79 (or 59 counting only the distinct ones).

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

The square root of 6424470 is about 2534.6538225170. The cubic root of 6424470 is about 185.8998767414.

The spelling of 6424470 in words is "six million, four hundred twenty-four thousand, four hundred seventy".