6700613 has 4 divisors (see below), whose sum is σ = 6991968. Its totient is φ = 6409260.

The previous prime is 6700609. The next prime is 6700621. The reversal of 6700613 is 3160076.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6700613 - 2² = 6700609 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 291331 = 6700613 / (6 + 7 + 0 + 0 + 6 + 1 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6700693) 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, 145643 + ... + 145688.

It is an arithmetic number, because the mean of its divisors is an integer number (1747992).

Almost surely, 2^6700613 is an apocalyptic number.

It is an amenable number.

6700613 is a deficient number, since it is larger than the sum of its proper divisors (291355).

6700613 is a wasteful number, since it uses less digits than its factorization.

6700613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291354.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 6700613 is about 2588.5542296811. The cubic root of 6700613 is about 188.5261123289.

Adding to 6700613 its reverse (3160076), we get a palindrome (9860689).

The spelling of 6700613 in words is "six million, seven hundred thousand, six hundred thirteen".