3099893 has 2 divisors, whose sum is σ = 3099894. Its totient is φ = 3099892.

The previous prime is 3099809. The next prime is 3099911. The reversal of 3099893 is 3989903.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2365444 + 734449 = 1538^2 + 857^2 .

It is an emirp because it is prime and its reverse (3989903) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3099893 - 2¹⁰ = 3098869 is a prime.

It is a super-2 number, since 2×3099893² = 19218673222898, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3099893.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3099193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1549946 + 1549947.

It is an arithmetic number, because the mean of its divisors is an integer number (1549947).

Almost surely, 2^3099893 is an apocalyptic number.

It is an amenable number.

3099893 is a deficient number, since it is larger than the sum of its proper divisors (1).

3099893 is an equidigital number, since it uses as much as digits as its factorization.

3099893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52488, while the sum is 41.

The square root of 3099893 is about 1760.6512999456. The cubic root of 3099893 is about 145.8082959647.

The spelling of 3099893 in words is "three million, ninety-nine thousand, eight hundred ninety-three".