785726536 has 32 divisors (see below), whose sum is σ = 1782743040. Its totient is φ = 316931328.

The previous prime is 785726533. The next prime is 785726567. The reversal of 785726536 is 635627587.

785726536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 785726536.

It is not an unprimeable number, because it can be changed into a prime (785726533) 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, 411720 + ... + 413623.

It is an arithmetic number, because the mean of its divisors is an integer number (55710720).

Almost surely, 2^785726536 is an apocalyptic number.

It is an amenable number.

785726536 is an abundant number, since it is smaller than the sum of its proper divisors (997016504).

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

785726536 is a wasteful number, since it uses less digits than its factorization.

785726536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825373 (or 825369 counting only the distinct ones).

The product of its digits is 2116800, while the sum is 49.

The square root of 785726536 is about 28030.8140445475. The cubic root of 785726536 is about 922.7636400530.

The spelling of 785726536 in words is "seven hundred eighty-five million, seven hundred twenty-six thousand, five hundred thirty-six".