785316546 has 80 divisors (see below), whose sum is σ = 2023205184. Its totient is φ = 223023456.

The previous prime is 785316533. The next prime is 785316589. The reversal of 785316546 is 645613587.

785316546 is a `hidden beast` number, since 78 + 5 + 31 + 6 + 546 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 194181 + ... + 198183.

Almost surely, 2^785316546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 785316546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1011602592).

785316546 is an abundant number, since it is smaller than the sum of its proper divisors (1237888638).

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

785316546 is a wasteful number, since it uses less digits than its factorization.

785316546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4197 (or 4188 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 785316546 is about 28023.4998884864. The cubic root of 785316546 is about 922.6031135979.

The spelling of 785316546 in words is "seven hundred eighty-five million, three hundred sixteen thousand, five hundred forty-six".