3091343090 has 24 divisors (see below), whose sum is σ = 6116263020. Its totient is φ = 1124124320.

The previous prime is 3091343071. The next prime is 3091343093. The reversal of 3091343090 is 903431903.

It can be written as a sum of positive squares in 2 ways, for example, as 2821628161 + 269714929 = 53119^2 + 16423^2 .

It is not an unprimeable number, because it can be changed into a prime (3091343093) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1276205 + ... + 1278624.

Almost surely, 2^3091343090 is an apocalyptic number.

3091343090 is a deficient number, since it is larger than the sum of its proper divisors (3024919930).

3091343090 is a wasteful number, since it uses less digits than its factorization.

3091343090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2554858 (or 2554847 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 32.

The square root of 3091343090 is about 55599.8479314467. The cubic root of 3091343090 is about 1456.7411975217.

Adding to 3091343090 its reverse (903431903), we get a palindrome (3994774993).

The spelling of 3091343090 in words is "three billion, ninety-one million, three hundred forty-three thousand, ninety".