696388 has 72 divisors (see below), whose sum is σ = 1723680. Its totient is φ = 241920.

The previous prime is 696379. The next prime is 696403. The reversal of 696388 is 883696.

It is a self number, because there is not a number n which added to its sum of digits gives 696388.

It is an unprimeable number.

696388 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 in 23 ways as a sum of consecutive naturals, for example, 36643 + ... + 36661.

It is an arithmetic number, because the mean of its divisors is an integer number (23940).

2⁶⁹⁶³⁸⁸ is an apocalyptic number.

696388 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 696388, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (861840).

696388 is an abundant number, since it is smaller than the sum of its proper divisors (1027292).

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

696388 is a wasteful number, since it uses less digits than its factorization.

696388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65 (or 56 counting only the distinct ones).

The product of its digits is 62208, while the sum is 40.

The square root of 696388 is about 834.4986518863. The cubic root of 696388 is about 88.6374172528.

The spelling of 696388 in words is "six hundred ninety-six thousand, three hundred eighty-eight".