697106 has 4 divisors (see below), whose sum is σ = 1045662. Its totient is φ = 348552.

The previous prime is 697093. The next prime is 697111. The reversal of 697106 is 601796.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 410881 + 286225 = 641^2 + 535^2 .

It is an Ulam number.

It is an unprimeable number.

697106 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 as a sum of consecutive naturals, namely, 174275 + ... + 174278.

2⁶⁹⁷¹⁰⁶ is an apocalyptic number.

697106 is a deficient number, since it is larger than the sum of its proper divisors (348556).

697106 is a wasteful number, since it uses less digits than its factorization.

697106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348555.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 697106 is about 834.9287394742. The cubic root of 697106 is about 88.6678695322.

The spelling of 697106 in words is "six hundred ninety-seven thousand, one hundred six".