766996884 has 48 divisors (see below), whose sum is σ = 2000053440. Its totient is φ = 254181600.

The previous prime is 766996819. The next prime is 766996889. The reversal of 766996884 is 488699667.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766996889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1842 + ... + 39209.

It is an arithmetic number, because the mean of its divisors is an integer number (41667780).

Almost surely, 2^766996884 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 766996884, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1000026720).

766996884 is an abundant number, since it is smaller than the sum of its proper divisors (1233056556).

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

766996884 is a wasteful number, since it uses less digits than its factorization.

766996884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41237 (or 41229 counting only the distinct ones).

The product of its digits is 31352832, while the sum is 63.

The square root of 766996884 is about 27694.7085920759. The cubic root of 766996884 is about 915.3725115864.

The spelling of 766996884 in words is "seven hundred sixty-six million, nine hundred ninety-six thousand, eight hundred eighty-four".