6347642 has 16 divisors (see below), whose sum is σ = 11032512. Its totient is φ = 2682720.

The previous prime is 6347641. The next prime is 6347657. The reversal of 6347642 is 2467436.

It is a d-powerful number, because it can be written as 6³ + 3⁸ + 4⁵ + 7⁸ + 6⁶ + 4⁶ + 2¹⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 6347599 and 6347608.

It is not an unprimeable number, because it can be changed into a prime (6347641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2084 + ... + 4127.

It is an arithmetic number, because the mean of its divisors is an integer number (689532).

Almost surely, 2^6347642 is an apocalyptic number.

6347642 is a deficient number, since it is larger than the sum of its proper divisors (4684870).

6347642 is a wasteful number, since it uses less digits than its factorization.

6347642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6293.

The product of its digits is 24192, while the sum is 32.

The square root of 6347642 is about 2519.4527183498. The cubic root of 6347642 is about 185.1558657217.

The spelling of 6347642 in words is "six million, three hundred forty-seven thousand, six hundred forty-two".