6424782 has 72 divisors (see below), whose sum is σ = 16499448. Its totient is φ = 1653120.

The previous prime is 6424771. The next prime is 6424783. The reversal of 6424782 is 2874246.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6424783) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 156682 + ... + 156722.

It is an arithmetic number, because the mean of its divisors is an integer number (229159).

Almost surely, 2^6424782 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6424782, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8249724).

6424782 is an abundant number, since it is smaller than the sum of its proper divisors (10074666).

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

6424782 is a wasteful number, since it uses less digits than its factorization.

6424782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114 (or 66 counting only the distinct ones).

The product of its digits is 21504, while the sum is 33.

The square root of 6424782 is about 2534.7153686361. The cubic root of 6424782 is about 185.9028860596.

The spelling of 6424782 in words is "six million, four hundred twenty-four thousand, seven hundred eighty-two".