788385 has 24 divisors (see below), whose sum is σ = 1370304. Its totient is φ = 386880.

The previous prime is 788383. The next prime is 788387. The reversal of 788385 is 583887.

It is an interprime number because it is at equal distance from previous prime (788383) and next prime (788387).

It is not a de Polignac number, because 788385 - 2¹ = 788383 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (788383) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2380 + ... + 2690.

It is an arithmetic number, because the mean of its divisors is an integer number (57096).

2⁷⁸⁸³⁸⁵ is an apocalyptic number.

It is an amenable number.

788385 is a deficient number, since it is larger than the sum of its proper divisors (581919).

788385 is a wasteful number, since it uses less digits than its factorization.

788385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345 (or 332 counting only the distinct ones).

The product of its digits is 53760, while the sum is 39.

The square root of 788385 is about 887.9104684595. The cubic root of 788385 is about 92.3803175783.

The spelling of 788385 in words is "seven hundred eighty-eight thousand, three hundred eighty-five".