2265798886 has 48 divisors (see below), whose sum is σ = 3742036704. Its totient is φ = 1028381952.

The previous prime is 2265798883. The next prime is 2265798901. The reversal of 2265798886 is 6888975622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265798883) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7732956 + ... + 7733248.

It is an arithmetic number, because the mean of its divisors is an integer number (77959098).

Almost surely, 2^2265798886 is an apocalyptic number.

2265798886 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2265798886 is a deficient number, since it is larger than the sum of its proper divisors (1476237818).

2265798886 is a wasteful number, since it uses less digits than its factorization.

2265798886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625 (or 612 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 61.

The square root of 2265798886 is about 47600.4084646340. The cubic root of 2265798886 is about 1313.4305681972.

The spelling of 2265798886 in words is "two billion, two hundred sixty-five million, seven hundred ninety-eight thousand, eight hundred eighty-six".