6701647 has 4 divisors (see below), whose sum is σ = 6763240. Its totient is φ = 6640056.

The previous prime is 6701641. The next prime is 6701693. The reversal of 6701647 is 7461076.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6701647 - 2¹¹ = 6699599 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6701641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30633 + ... + 30850.

It is an arithmetic number, because the mean of its divisors is an integer number (1690810).

Almost surely, 2^6701647 is an apocalyptic number.

6701647 is a deficient number, since it is larger than the sum of its proper divisors (61593).

6701647 is a wasteful number, since it uses less digits than its factorization.

6701647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61592.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 6701647 is about 2588.7539473654. The cubic root of 6701647 is about 188.5358092513.

The spelling of 6701647 in words is "six million, seven hundred one thousand, six hundred forty-seven".