6382740 has 144 divisors (see below), whose sum is σ = 22522752. Its totient is φ = 1338624.

The previous prime is 6382711. The next prime is 6382751. The reversal of 6382740 is 472836.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 6382698 and 6382707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38137 + ... + 38303.

It is an arithmetic number, because the mean of its divisors is an integer number (156408).

Almost surely, 2^6382740 is an apocalyptic number.

6382740 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6382740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11261376).

6382740 is an abundant number, since it is smaller than the sum of its proper divisors (16140012).

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

6382740 is a wasteful number, since it uses less digits than its factorization.

6382740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 6382740 is about 2526.4085180350. The cubic root of 6382740 is about 185.4964992813.

The spelling of 6382740 in words is "six million, three hundred eighty-two thousand, seven hundred forty".