697000 has 64 divisors (see below), whose sum is σ = 1769040. Its totient is φ = 256000.

The previous prime is 696991. The next prime is 697009. The reversal of 697000 is 796.

It is an interprime number because it is at equal distance from previous prime (696991) and next prime (697009).

It can be written as a sum of positive squares in 8 ways, for example, as 1444 + 695556 = 38^2 + 834^2 .

It is not an unprimeable number, because it can be changed into a prime (697009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16980 + ... + 17020.

2⁶⁹⁷⁰⁰⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 697000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (884520).

697000 is an abundant number, since it is smaller than the sum of its proper divisors (1072040).

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

697000 is a wasteful number, since it uses less digits than its factorization.

697000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79 (or 65 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 697000 is about 834.8652585897. The cubic root of 697000 is about 88.6633751079.

Adding to 697000 its reverse (796), we get a palindrome (697796).

The spelling of 697000 in words is "six hundred ninety-seven thousand".