787676 has 6 divisors (see below), whose sum is σ = 1378440. Its totient is φ = 393836.

The previous prime is 787667. The next prime is 787697. The reversal of 787676 is 676787.

787676 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

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

It is a congruent number.

It is an unprimeable number.

787676 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98456 + ... + 98463.

It is an arithmetic number, because the mean of its divisors is an integer number (229740).

2⁷⁸⁷⁶⁷⁶ is an apocalyptic number.

It is an amenable number.

787676 is a deficient number, since it is larger than the sum of its proper divisors (590764).

787676 is a wasteful number, since it uses less digits than its factorization.

787676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196923 (or 196921 counting only the distinct ones).

The product of its digits is 98784, while the sum is 41.

The square root of 787676 is about 887.5111266908. The cubic root of 787676 is about 92.3526165231.

Subtracting from 787676 its reverse (676787), we obtain a square (110889 = 333²).

The spelling of 787676 in words is "seven hundred eighty-seven thousand, six hundred seventy-six".