3098869 has 2 divisors, whose sum is σ = 3098870. Its totient is φ = 3098868.

The previous prime is 3098867. The next prime is 3098873. The reversal of 3098869 is 9688903.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2907025 + 191844 = 1705^2 + 438^2 .

It is a cyclic number.

It is not a de Polignac number, because 3098869 - 2¹ = 3098867 is a prime.

It is a super-2 number, since 2×3098869² = 19205978158322, which contains 22 as substring.

Together with 3098867, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3098863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1549434 + 1549435.

It is an arithmetic number, because the mean of its divisors is an integer number (1549435).

Almost surely, 2^3098869 is an apocalyptic number.

It is an amenable number.

3098869 is a deficient number, since it is larger than the sum of its proper divisors (1).

3098869 is an equidigital number, since it uses as much as digits as its factorization.

3098869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 3098869 is about 1760.3604744483. The cubic root of 3098869 is about 145.7922390515.

The spelling of 3098869 in words is "three million, ninety-eight thousand, eight hundred sixty-nine".