2246558281 has 16 divisors (see below), whose sum is σ = 2600709120. Its totient is φ = 1920405520.

The previous prime is 2246558257. The next prime is 2246558291. The reversal of 2246558281 is 1828556422.

It is a de Polignac number, because none of the positive numbers 2^k-2246558281 is a prime.

It is a super-2 number, since 2×2246558281² = 10094048219859349922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2246558201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60325 + ... + 90178.

It is an arithmetic number, because the mean of its divisors is an integer number (162544320).

Almost surely, 2^2246558281 is an apocalyptic number.

It is an amenable number.

2246558281 is a deficient number, since it is larger than the sum of its proper divisors (354150839).

2246558281 is a wasteful number, since it uses less digits than its factorization.

2246558281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150596.

The product of its digits is 307200, while the sum is 43.

The square root of 2246558281 is about 47397.8721146846. The cubic root of 2246558281 is about 1309.7022187011.

The spelling of 2246558281 in words is "two billion, two hundred forty-six million, five hundred fifty-eight thousand, two hundred eighty-one".