6650713 has 4 divisors (see below), whose sum is σ = 6830500. Its totient is φ = 6470928.

The previous prime is 6650701. The next prime is 6650717. The reversal of 6650713 is 3170566.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4052169 + 2598544 = 2013^2 + 1612^2 .

It is a cyclic number.

It is not a de Polignac number, because 6650713 - 2¹³ = 6642521 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6650717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89838 + ... + 89911.

It is an arithmetic number, because the mean of its divisors is an integer number (1707625).

Almost surely, 2^6650713 is an apocalyptic number.

It is an amenable number.

6650713 is a deficient number, since it is larger than the sum of its proper divisors (179787).

6650713 is a wasteful number, since it uses less digits than its factorization.

6650713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179786.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 6650713 is about 2578.8976327105. The cubic root of 6650713 is about 188.0569561095.

The spelling of 6650713 in words is "six million, six hundred fifty thousand, seven hundred thirteen".