2696989 has 2 divisors, whose sum is σ = 2696990. Its totient is φ = 2696988.

The previous prime is 2696977. The next prime is 2697007. The reversal of 2696989 is 9896962.

It is a happy number.

2696989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2377764 + 319225 = 1542^2 + 565^2 .

It is a cyclic number.

It is not a de Polignac number, because 2696989 - 2⁷ = 2696861 is a prime.

It is a super-2 number, since 2×2696989² = 14547499332242, which contains 22 as substring.

2696989 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2696909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1348494 + 1348495.

It is an arithmetic number, because the mean of its divisors is an integer number (1348495).

2^2696989 is an apocalyptic number.

It is an amenable number.

2696989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2696989 is an equidigital number, since it uses as much as digits as its factorization.

2696989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 49.

The square root of 2696989 is about 1642.2511988122. The cubic root of 2696989 is about 139.1958834439.

The spelling of 2696989 in words is "two million, six hundred ninety-six thousand, nine hundred eighty-nine".