785736016 has 40 divisors (see below), whose sum is σ = 1649979464. Its totient is φ = 360322560.

The previous prime is 785735969. The next prime is 785736031. The reversal of 785736016 is 610637587.

It can be written as a sum of positive squares in 4 ways, for example, as 145443600 + 640292416 = 12060^2 + 25304^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20626 + ... + 44686.

Almost surely, 2^785736016 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 785736016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (824989732).

785736016 is an abundant number, since it is smaller than the sum of its proper divisors (864243448).

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

785736016 is a wasteful number, since it uses less digits than its factorization.

785736016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24239 (or 24233 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 785736016 is about 28030.9831436573. The cubic root of 785736016 is about 922.7673511678.

The spelling of 785736016 in words is "seven hundred eighty-five million, seven hundred thirty-six thousand, sixteen".