793686816 has 96 divisors (see below), whose sum is σ = 2493025920. Its totient is φ = 244207872.

The previous prime is 793686811. The next prime is 793686827. The reversal of 793686816 is 618686397.

It is a happy number.

793686816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (793686811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24100 + ... + 46563.

It is an arithmetic number, because the mean of its divisors is an integer number (25969020).

Almost surely, 2^793686816 is an apocalyptic number.

It is an amenable number.

793686816 is an abundant number, since it is smaller than the sum of its proper divisors (1699339104).

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

793686816 is a wasteful number, since it uses less digits than its factorization.

793686816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70695 (or 70681 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 793686816 is about 28172.4478169718. The cubic root of 793686816 is about 925.8693812251.

The spelling of 793686816 in words is "seven hundred ninety-three million, six hundred eighty-six thousand, eight hundred sixteen".