786567216 has 80 divisors (see below), whose sum is σ = 2105166848. Its totient is φ = 252806400.

The previous prime is 786567211. The next prime is 786567227. The reversal of 786567216 is 612765687.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (786567211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 491730 + ... + 493326.

Almost surely, 2^786567216 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 786567216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1052583424).

786567216 is an abundant number, since it is smaller than the sum of its proper divisors (1318599632).

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

786567216 is a wasteful number, since it uses less digits than its factorization.

786567216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1970 (or 1964 counting only the distinct ones).

The product of its digits is 846720, while the sum is 48.

The square root of 786567216 is about 28045.8056757156. The cubic root of 786567216 is about 923.0926232287.

The spelling of 786567216 in words is "seven hundred eighty-six million, five hundred sixty-seven thousand, two hundred sixteen".