6702561 has 8 divisors (see below), whose sum is σ = 9929760. Its totient is φ = 4468356.

The previous prime is 6702559. The next prime is 6702571. The reversal of 6702561 is 1652076.

It is not a de Polignac number, because 6702561 - 2¹ = 6702559 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 248243 = 6702561 / (6 + 7 + 0 + 2 + 5 + 6 + 1).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6702571) 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 7 ways as a sum of consecutive naturals, for example, 124095 + ... + 124148.

It is an arithmetic number, because the mean of its divisors is an integer number (1241220).

Almost surely, 2^6702561 is an apocalyptic number.

It is an amenable number.

6702561 is a deficient number, since it is larger than the sum of its proper divisors (3227199).

6702561 is a wasteful number, since it uses less digits than its factorization.

6702561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248252 (or 248246 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 6702561 is about 2588.9304741534. The cubic root of 6702561 is about 188.5443799751.

The spelling of 6702561 in words is "six million, seven hundred two thousand, five hundred sixty-one".