3099252049 has 4 divisors (see below), whose sum is σ = 3099420736. Its totient is φ = 3099083364.

The previous prime is 3099252041. The next prime is 3099252061. The reversal of 3099252049 is 9402529903.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9402529903 = 13 ⋅723271531.

It is a cyclic number.

It is not a de Polignac number, because 3099252049 - 2³ = 3099252041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3099251996 and 3099252014.

It is not an unprimeable number, because it can be changed into a prime (3099252041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52869 + ... + 94834.

It is an arithmetic number, because the mean of its divisors is an integer number (774855184).

Almost surely, 2^3099252049 is an apocalyptic number.

It is an amenable number.

3099252049 is a deficient number, since it is larger than the sum of its proper divisors (168687).

3099252049 is a wasteful number, since it uses less digits than its factorization.

3099252049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168686.

The product of its (nonzero) digits is 174960, while the sum is 43.

The square root of 3099252049 is about 55670.9264248405. The cubic root of 3099252049 is about 1457.9824589582.

The spelling of 3099252049 in words is "three billion, ninety-nine million, two hundred fifty-two thousand, forty-nine".