766497536 has 36 divisors (see below), whose sum is σ = 1748576592. Its totient is φ = 328498176.

The previous prime is 766497509. The next prime is 766497539. The reversal of 766497536 is 635794667.

766497536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (766497539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212075 + ... + 215658.

It is an arithmetic number, because the mean of its divisors is an integer number (48571572).

Almost surely, 2^766497536 is an apocalyptic number.

It is an amenable number.

766497536 is an abundant number, since it is smaller than the sum of its proper divisors (982079056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

766497536 is an equidigital number, since it uses as much as digits as its factorization.

766497536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427756 (or 427742 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 53.

The square root of 766497536 is about 27685.6919003300. The cubic root of 766497536 is about 915.1738194868.

The spelling of 766497536 in words is "seven hundred sixty-six million, four hundred ninety-seven thousand, five hundred thirty-six".