2261381614 has 16 divisors (see below), whose sum is σ = 3596132736. Its totient is φ = 1064642400.

The previous prime is 2261381611. The next prime is 2261381627. The reversal of 2261381614 is 4161831622.

It is a super-2 number, since 2×2261381614² = 10227693608274489992, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2261381614.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2261381611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 490597 + ... + 495184.

It is an arithmetic number, because the mean of its divisors is an integer number (224758296).

Almost surely, 2^2261381614 is an apocalyptic number.

2261381614 is a deficient number, since it is larger than the sum of its proper divisors (1334751122).

2261381614 is a wasteful number, since it uses less digits than its factorization.

2261381614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985851.

The product of its digits is 13824, while the sum is 34.

The square root of 2261381614 is about 47553.9863102979. The cubic root of 2261381614 is about 1312.5764832104.

The spelling of 2261381614 in words is "two billion, two hundred sixty-one million, three hundred eighty-one thousand, six hundred fourteen".