2889769 has 2 divisors, whose sum is σ = 2889770. Its totient is φ = 2889768.

The previous prime is 2889739. The next prime is 2889781. The reversal of 2889769 is 9679882.

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., 2544025 + 345744 = 1595^2 + 588^2 .

It is a cyclic number.

It is not a de Polignac number, because 2889769 - 2⁷ = 2889641 is a prime.

It is a super-2 number, since 2×2889769² = 16701529746722, which contains 22 as substring.

2889769 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2889739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1444884 + 1444885.

It is an arithmetic number, because the mean of its divisors is an integer number (1444885).

2^2889769 is an apocalyptic number.

It is an amenable number.

2889769 is a deficient number, since it is larger than the sum of its proper divisors (1).

2889769 is an equidigital number, since it uses as much as digits as its factorization.

2889769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 49.

The square root of 2889769 is about 1699.9320574658. The cubic root of 2889769 is about 142.4364177203.

The spelling of 2889769 in words is "two million, eight hundred eighty-nine thousand, seven hundred sixty-nine".