697266 has 12 divisors (see below), whose sum is σ = 1510782. Its totient is φ = 232416.

The previous prime is 697261. The next prime is 697267. The reversal of 697266 is 662796.

697266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 680625 + 16641 = 825^2 + 129^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a d-powerful number, because it can be written as 6³ + 9⁶ + 2³ + 7⁶ + 6⁴ + 6⁶ .

It is a self number, because there is not a number n which added to its sum of digits gives 697266.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 697266.

It is not an unprimeable number, because it can be changed into a prime (697261) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19351 + ... + 19386.

2⁶⁹⁷²⁶⁶ is an apocalyptic number.

697266 is an abundant number, since it is smaller than the sum of its proper divisors (813516).

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

697266 is a wasteful number, since it uses less digits than its factorization.

697266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38745 (or 38742 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 697266 is about 835.0245505373. The cubic root of 697266 is about 88.6746527062.

The spelling of 697266 in words is "six hundred ninety-seven thousand, two hundred sixty-six".