3090456881 has 4 divisors (see below), whose sum is σ = 3090724452. Its totient is φ = 3090189312.

The previous prime is 3090456797. The next prime is 3090456899. The reversal of 3090456881 is 1886540903.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1240166656 + 1850290225 = 35216^2 + 43015^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3090456881 is a prime.

It is a super-2 number, since 2×3090456881² = 19101847466640496322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3090456781) 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 in 3 ways as a sum of consecutive naturals, for example, 115640 + ... + 139833.

It is an arithmetic number, because the mean of its divisors is an integer number (772681113).

Almost surely, 2^3090456881 is an apocalyptic number.

It is an amenable number.

3090456881 is a deficient number, since it is larger than the sum of its proper divisors (267571).

3090456881 is a wasteful number, since it uses less digits than its factorization.

3090456881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267570.

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

The square root of 3090456881 is about 55591.8778330072. The cubic root of 3090456881 is about 1456.6019807363.

The spelling of 3090456881 in words is "three billion, ninety million, four hundred fifty-six thousand, eight hundred eighty-one".