695613 has 4 divisors (see below), whose sum is σ = 927488. Its totient is φ = 463740.

The previous prime is 695603. The next prime is 695621. The reversal of 695613 is 316596.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 695613 - 2⁵ = 695581 is a prime.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (695603) 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, 115933 + ... + 115938.

It is an arithmetic number, because the mean of its divisors is an integer number (231872).

2⁶⁹⁵⁶¹³ is an apocalyptic number.

It is an amenable number.

695613 is a deficient number, since it is larger than the sum of its proper divisors (231875).

695613 is a wasteful number, since it uses less digits than its factorization.

695613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231874.

The product of its digits is 4860, while the sum is 30.

The square root of 695613 is about 834.0341719618. The cubic root of 695613 is about 88.6045239534.

The spelling of 695613 in words is "six hundred ninety-five thousand, six hundred thirteen".