695671089 has 4 divisors (see below), whose sum is σ = 927561456. Its totient is φ = 463780724.

The previous prime is 695671079. The next prime is 695671091. The reversal of 695671089 is 980176596.

695671089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a cyclic number.

It is not a de Polignac number, because 695671089 - 2¹³ = 695662897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (695671049) 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, 115945179 + ... + 115945184.

It is an arithmetic number, because the mean of its divisors is an integer number (231890364).

Almost surely, 2^695671089 is an apocalyptic number.

It is an amenable number.

695671089 is a deficient number, since it is larger than the sum of its proper divisors (231890367).

695671089 is a wasteful number, since it uses less digits than its factorization.

695671089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231890366.

The product of its (nonzero) digits is 816480, while the sum is 51.

The square root of 695671089 is about 26375.5775102651. The cubic root of 695671089 is about 886.0699026966.

The spelling of 695671089 in words is "six hundred ninety-five million, six hundred seventy-one thousand, eighty-nine".