766839033 has 24 divisors (see below), whose sum is σ = 1164983040. Its totient is φ = 485390880.

The previous prime is 766839013. The next prime is 766839037. The reversal of 766839033 is 330938667.

It is a happy number.

It is not a de Polignac number, because 766839033 - 2⁵ = 766839001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 766839033.

It is not an unprimeable number, because it can be changed into a prime (766839037) 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, 11143 + ... + 40716.

It is an arithmetic number, because the mean of its divisors is an integer number (48540960).

Almost surely, 2^766839033 is an apocalyptic number.

It is an amenable number.

766839033 is a deficient number, since it is larger than the sum of its proper divisors (398144007).

766839033 is a wasteful number, since it uses less digits than its factorization.

766839033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51949 (or 51946 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 45.

The square root of 766839033 is about 27691.8586050124. The cubic root of 766839033 is about 915.3097115138.

The spelling of 766839033 in words is "seven hundred sixty-six million, eight hundred thirty-nine thousand, thirty-three".