695617 has 8 divisors (see below), whose sum is σ = 760424. Its totient is φ = 632448.

The previous prime is 695603. The next prime is 695621. The reversal of 695617 is 716596.

It can be written as a sum of positive squares in 4 ways, for example, as 190096 + 505521 = 436^2 + 711^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 695617 - 2¹¹ = 693569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (695627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 583 + ... + 1315.

It is an arithmetic number, because the mean of its divisors is an integer number (95053).

2⁶⁹⁵⁶¹⁷ is an apocalyptic number.

It is an amenable number.

695617 is a deficient number, since it is larger than the sum of its proper divisors (64807).

695617 is a wasteful number, since it uses less digits than its factorization.

695617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819.

The product of its digits is 11340, while the sum is 34.

The square root of 695617 is about 834.0365699416. The cubic root of 695617 is about 88.6046937880.

The spelling of 695617 in words is "six hundred ninety-five thousand, six hundred seventeen".