696558 has 16 divisors (see below), whose sum is σ = 1475280. Its totient is φ = 218496.

The previous prime is 696547. The next prime is 696569. The reversal of 696558 is 855696.

696558 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (696547) and next prime (696569).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

696558 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 7 ways as a sum of consecutive naturals, for example, 3313 + ... + 3516.

It is an arithmetic number, because the mean of its divisors is an integer number (92205).

2⁶⁹⁶⁵⁵⁸ is an apocalyptic number.

696558 is an abundant number, since it is smaller than the sum of its proper divisors (778722).

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

696558 is a wasteful number, since it uses less digits than its factorization.

696558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6851.

The product of its digits is 64800, while the sum is 39.

The square root of 696558 is about 834.6005032349. The cubic root of 696558 is about 88.6446292931.

The spelling of 696558 in words is "six hundred ninety-six thousand, five hundred fifty-eight".