2261114818 has 16 divisors (see below), whose sum is σ = 3594038040. Its totient is φ = 1063207936.

The previous prime is 2261114789. The next prime is 2261114827. The reversal of 2261114818 is 8184111622.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2087850249 + 173264569 = 45693^2 + 13163^2 .

It is a super-2 number, since 2×2261114818² = 10225280440358346248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 18030 + ... + 69622.

Almost surely, 2^2261114818 is an apocalyptic number.

2261114818 is a deficient number, since it is larger than the sum of its proper divisors (1332923222).

2261114818 is a wasteful number, since it uses less digits than its factorization.

2261114818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52901.

The product of its digits is 6144, while the sum is 34.

The square root of 2261114818 is about 47551.1810368575. The cubic root of 2261114818 is about 1312.5248622713.

The spelling of 2261114818 in words is "two billion, two hundred sixty-one million, one hundred fourteen thousand, eight hundred eighteen".