696941569 has 4 divisors (see below), whose sum is σ = 703708096. Its totient is φ = 690175044.

The previous prime is 696941563. The next prime is 696941591. The reversal of 696941569 is 965149696.

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 a de Polignac number, because none of the positive numbers 2^k-696941569 is a prime.

It is a super-2 number, since 2×696941569² = 971455101200363522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (696941563) 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, 3383109 + ... + 3383314.

It is an arithmetic number, because the mean of its divisors is an integer number (175927024).

Almost surely, 2^696941569 is an apocalyptic number.

It is an amenable number.

696941569 is a deficient number, since it is larger than the sum of its proper divisors (6766527).

696941569 is a wasteful number, since it uses less digits than its factorization.

696941569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6766526.

The product of its digits is 3149280, while the sum is 55.

The square root of 696941569 is about 26399.6509257225. The cubic root of 696941569 is about 886.6089742520.

The spelling of 696941569 in words is "six hundred ninety-six million, nine hundred forty-one thousand, five hundred sixty-nine".