788634 has 48 divisors (see below), whose sum is σ = 2134080. Its totient is φ = 204480.

The previous prime is 788621. The next prime is 788651. The reversal of 788634 is 436887.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1102 + ... + 1670.

It is an arithmetic number, because the mean of its divisors is an integer number (44460).

2⁷⁸⁸⁶³⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 788634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1067040).

788634 is an abundant number, since it is smaller than the sum of its proper divisors (1345446).

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

788634 is a wasteful number, since it uses less digits than its factorization.

788634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595 (or 592 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 788634 is about 888.0506742298. The cubic root of 788634 is about 92.3900422169.

The spelling of 788634 in words is "seven hundred eighty-eight thousand, six hundred thirty-four".