2612789 has 2 divisors, whose sum is σ = 2612790. Its totient is φ = 2612788.

The previous prime is 2612759. The next prime is 2612791. The reversal of 2612789 is 9872162.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1582564 + 1030225 = 1258^2 + 1015^2 .

It is a cyclic number.

It is not a de Polignac number, because 2612789 - 2¹² = 2608693 is a prime.

Together with 2612791, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2612719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1306394 + 1306395.

It is an arithmetic number, because the mean of its divisors is an integer number (1306395).

2^2612789 is an apocalyptic number.

It is an amenable number.

2612789 is a deficient number, since it is larger than the sum of its proper divisors (1).

2612789 is an equidigital number, since it uses as much as digits as its factorization.

2612789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 35.

The square root of 2612789 is about 1616.4123855007. The cubic root of 2612789 is about 137.7319764562.

The spelling of 2612789 in words is "two million, six hundred twelve thousand, seven hundred eighty-nine".