2712389 has 2 divisors, whose sum is σ = 2712390. Its totient is φ = 2712388.

The previous prime is 2712379. The next prime is 2712419. The reversal of 2712389 is 9832172.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2044900 + 667489 = 1430^2 + 817^2 .

It is a cyclic number.

It is not a de Polignac number, because 2712389 - 2⁴ = 2712373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2712329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1356194 + 1356195.

It is an arithmetic number, because the mean of its divisors is an integer number (1356195).

2^2712389 is an apocalyptic number.

It is an amenable number.

2712389 is a deficient number, since it is larger than the sum of its proper divisors (1).

2712389 is an equidigital number, since it uses as much as digits as its factorization.

2712389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 32.

The square root of 2712389 is about 1646.9332105462. The cubic root of 2712389 is about 139.4603202450.

The spelling of 2712389 in words is "two million, seven hundred twelve thousand, three hundred eighty-nine".