2697389 has 2 divisors, whose sum is σ = 2697390. Its totient is φ = 2697388.

The previous prime is 2697379. The next prime is 2697397. The reversal of 2697389 is 9837962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2696164 + 1225 = 1642^2 + 35^2 .

It is a cyclic number.

It is not a de Polignac number, because 2697389 - 2⁸ = 2697133 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2697379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1348694 + 1348695.

It is an arithmetic number, because the mean of its divisors is an integer number (1348695).

2^2697389 is an apocalyptic number.

It is an amenable number.

2697389 is a deficient number, since it is larger than the sum of its proper divisors (1).

2697389 is an equidigital number, since it uses as much as digits as its factorization.

2697389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 44.

The square root of 2697389 is about 1642.3729783457. The cubic root of 2697389 is about 139.2027646487.

The spelling of 2697389 in words is "two million, six hundred ninety-seven thousand, three hundred eighty-nine".