696505 has 4 divisors (see below), whose sum is σ = 835812. Its totient is φ = 557200.

The previous prime is 696503. The next prime is 696517. The reversal of 696505 is 505696.

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 2 ways, for example, as 477481 + 219024 = 691^2 + 468^2 .

It is not a de Polignac number, because 696505 - 2¹ = 696503 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (696503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69646 + ... + 69655.

It is an arithmetic number, because the mean of its divisors is an integer number (208953).

2⁶⁹⁶⁵⁰⁵ is an apocalyptic number.

It is an amenable number.

696505 is a deficient number, since it is larger than the sum of its proper divisors (139307).

696505 is a wasteful number, since it uses less digits than its factorization.

696505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139306.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 696505 is about 834.5687509127. The cubic root of 696505 is about 88.6423809594.

The spelling of 696505 in words is "six hundred ninety-six thousand, five hundred five".