766740033 has 8 divisors (see below), whose sum is σ = 1135911200. Its totient is φ = 511160004.

The previous prime is 766740031. The next prime is 766740043. The reversal of 766740033 is 330047667.

It is not a de Polignac number, because 766740033 - 2¹ = 766740031 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 766740033.

It is not an unprimeable number, because it can be changed into a prime (766740031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14198863 + ... + 14198916.

It is an arithmetic number, because the mean of its divisors is an integer number (141988900).

Almost surely, 2^766740033 is an apocalyptic number.

It is an amenable number.

766740033 is a deficient number, since it is larger than the sum of its proper divisors (369171167).

766740033 is a wasteful number, since it uses less digits than its factorization.

766740033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28397788 (or 28397782 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 36.

The square root of 766740033 is about 27690.0710183271. The cubic root of 766740033 is about 915.2703205607.

The spelling of 766740033 in words is "seven hundred sixty-six million, seven hundred forty thousand, thirty-three".