2885669 has 2 divisors, whose sum is σ = 2885670. Its totient is φ = 2885668.

The previous prime is 2885639. The next prime is 2885677. The reversal of 2885669 is 9665882.

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., 2137444 + 748225 = 1462^2 + 865^2 .

It is a cyclic number.

It is not a de Polignac number, because 2885669 - 2¹² = 2881573 is a prime.

It is a super-2 number, since 2×2885669² = 16654171155122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2885639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1442834 + 1442835.

It is an arithmetic number, because the mean of its divisors is an integer number (1442835).

2^2885669 is an apocalyptic number.

It is an amenable number.

2885669 is a deficient number, since it is larger than the sum of its proper divisors (1).

2885669 is an equidigital number, since it uses as much as digits as its factorization.

2885669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 44.

The square root of 2885669 is about 1698.7256988696. The cubic root of 2885669 is about 142.3690229772.

The spelling of 2885669 in words is "two million, eight hundred eighty-five thousand, six hundred sixty-nine".