2265786736 has 20 divisors (see below), whose sum is σ = 4421548600. Its totient is φ = 1124741952.

The previous prime is 2265786703. The next prime is 2265786751. The reversal of 2265786736 is 6376875622.

It is a congruent number.

It is an unprimeable number.

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, 507171 + ... + 511618.

It is an arithmetic number, because the mean of its divisors is an integer number (221077430).

Almost surely, 2^2265786736 is an apocalyptic number.

It is an amenable number.

2265786736 is a deficient number, since it is larger than the sum of its proper divisors (2155761864).

2265786736 is a wasteful number, since it uses less digits than its factorization.

2265786736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018936 (or 1018930 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 52.

The square root of 2265786736 is about 47600.2808395077. The cubic root of 2265786736 is about 1313.4282205028.

The spelling of 2265786736 in words is "two billion, two hundred sixty-five million, seven hundred eighty-six thousand, seven hundred thirty-six".