2679613 has 2 divisors, whose sum is σ = 2679614. Its totient is φ = 2679612.

The previous prime is 2679587. The next prime is 2679617. The reversal of 2679613 is 3169762.

2679613 = 1157² + 1158².

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1340964 + 1338649 = 1158^2 + 1157^2 .

It is a cyclic number.

It is not a de Polignac number, because 2679613 - 2⁹ = 2679101 is a prime.

It is an Ulam number.

2679613 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2679617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1339806 + 1339807.

It is an arithmetic number, because the mean of its divisors is an integer number (1339807).

2^2679613 is an apocalyptic number.

2679613 is the 1158-th centered square number.

It is an amenable number.

2679613 is a deficient number, since it is larger than the sum of its proper divisors (1).

2679613 is an equidigital number, since it uses as much as digits as its factorization.

2679613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13608, while the sum is 34.

The square root of 2679613 is about 1636.9523511697. The cubic root of 2679613 is about 138.8963048366.

The spelling of 2679613 in words is "two million, six hundred seventy-nine thousand, six hundred thirteen".