766842867 has 24 divisors (see below), whose sum is σ = 1269332064. Its totient is φ = 437007744.

The previous prime is 766842829. The next prime is 766842889. The reversal of 766842867 is 768248667.

It is not a de Polignac number, because 766842867 - 2⁸ = 766842611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (766842367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7183 + ... + 39815.

It is an arithmetic number, because the mean of its divisors is an integer number (52888836).

Almost surely, 2^766842867 is an apocalyptic number.

766842867 is a deficient number, since it is larger than the sum of its proper divisors (502489197).

766842867 is a wasteful number, since it uses less digits than its factorization.

766842867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33019 (or 33016 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 54.

The square root of 766842867 is about 27691.9278310485. The cubic root of 766842867 is about 915.3112369498.

The spelling of 766842867 in words is "seven hundred sixty-six million, eight hundred forty-two thousand, eight hundred sixty-seven".