696578722 has 16 divisors (see below), whose sum is σ = 1256984640. Its totient is φ = 282821328.

The previous prime is 696578677. The next prime is 696578749. The reversal of 696578722 is 227875696.

It is a self number, because there is not a number n which added to its sum of digits gives 696578722.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1309093 + ... + 1309624.

It is an arithmetic number, because the mean of its divisors is an integer number (78561540).

Almost surely, 2^696578722 is an apocalyptic number.

696578722 is a deficient number, since it is larger than the sum of its proper divisors (560405918).

696578722 is a wasteful number, since it uses less digits than its factorization.

696578722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2618745.

The product of its digits is 2540160, while the sum is 52.

The square root of 696578722 is about 26392.7778378859. Note that the first 3 decimals coincide. The cubic root of 696578722 is about 886.4550831818.

The spelling of 696578722 in words is "six hundred ninety-six million, five hundred seventy-eight thousand, seven hundred twenty-two".