696109923 has 8 divisors (see below), whose sum is σ = 1031274000. Its totient is φ = 464073264.

The previous prime is 696109879. The next prime is 696109933. The reversal of 696109923 is 329901696.

It is a happy number.

696109923 is a `hidden beast` number, since 6 + 9 + 610 + 9 + 9 + 23 = 666.

It is not a de Polignac number, because 696109923 - 2¹⁰ = 696108899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (696109933) 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, 12890898 + ... + 12890951.

It is an arithmetic number, because the mean of its divisors is an integer number (128909250).

Almost surely, 2^696109923 is an apocalyptic number.

696109923 is a deficient number, since it is larger than the sum of its proper divisors (335164077).

696109923 is a wasteful number, since it uses less digits than its factorization.

696109923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25781858 (or 25781852 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 45.

The square root of 696109923 is about 26383.8951445764. The cubic root of 696109923 is about 886.2561764851.

The spelling of 696109923 in words is "six hundred ninety-six million, one hundred nine thousand, nine hundred twenty-three".