765243268 has 12 divisors (see below), whose sum is σ = 1340796940. Its totient is φ = 382158432.

The previous prime is 765243257. The next prime is 765243293. The reversal of 765243268 is 862342567.

It can be written as a sum of positive squares in 2 ways, for example, as 270536704 + 494706564 = 16448^2 + 22242^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112071 + ... + 118702.

Almost surely, 2^765243268 is an apocalyptic number.

It is an amenable number.

765243268 is a deficient number, since it is larger than the sum of its proper divisors (575553672).

765243268 is a wasteful number, since it uses less digits than its factorization.

765243268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231606 (or 231604 counting only the distinct ones).

The product of its digits is 483840, while the sum is 43.

The square root of 765243268 is about 27663.0307088721. The cubic root of 765243268 is about 914.6743615132.

The spelling of 765243268 in words is "seven hundred sixty-five million, two hundred forty-three thousand, two hundred sixty-eight".