696319128 has 24 divisors (see below), whose sum is σ = 1885864500. Its totient is φ = 232106352.

The previous prime is 696319123. The next prime is 696319139. The reversal of 696319128 is 821913696.

It is a happy number.

696319128 is a `hidden beast` number, since 6 + 9 + 631 + 9 + 1 + 2 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (696319123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4835478 + ... + 4835621.

Almost surely, 2^696319128 is an apocalyptic number.

It is an amenable number.

696319128 is an abundant number, since it is smaller than the sum of its proper divisors (1189545372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

696319128 is a wasteful number, since it uses less digits than its factorization.

696319128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9671111 (or 9671104 counting only the distinct ones).

The product of its digits is 139968, while the sum is 45.

The square root of 696319128 is about 26387.8594812084. The cubic root of 696319128 is about 886.3449510911.

The spelling of 696319128 in words is "six hundred ninety-six million, three hundred nineteen thousand, one hundred twenty-eight".