787696 has 40 divisors (see below), whose sum is σ = 1881824. Its totient is φ = 311040.

The previous prime is 787667. The next prime is 787697. The reversal of 787696 is 696787.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (787697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1186 + ... + 1726.

2⁷⁸⁷⁶⁹⁶ 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 787696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (940912).

787696 is an abundant number, since it is smaller than the sum of its proper divisors (1094128).

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

787696 is a wasteful number, since it uses less digits than its factorization.

787696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569 (or 563 counting only the distinct ones).

The product of its digits is 127008, while the sum is 43.

The square root of 787696 is about 887.5223940837. The cubic root of 787696 is about 92.3533981629.

Subtracting from 787696 its reverse (696787), we obtain a palindrome (90909).

The spelling of 787696 in words is "seven hundred eighty-seven thousand, six hundred ninety-six".