696428885 has 8 divisors (see below), whose sum is σ = 884874456. Its totient is φ = 524369920.

The previous prime is 696428879. The next prime is 696428893. The reversal of 696428885 is 588824696.

It can be written as a sum of positive squares in 4 ways, for example, as 59320804 + 637108081 = 7702^2 + 25241^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 696428885 - 2¹⁸ = 696166741 is a prime.

It is a super-3 number, since 3×696428885³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 696428885.

It is a congruent number.

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, 4096556 + ... + 4096725.

It is an arithmetic number, because the mean of its divisors is an integer number (110609307).

Almost surely, 2^696428885 is an apocalyptic number.

It is an amenable number.

696428885 is a deficient number, since it is larger than the sum of its proper divisors (188445571).

696428885 is a wasteful number, since it uses less digits than its factorization.

696428885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8193303.

The product of its digits is 6635520, while the sum is 56.

The square root of 696428885 is about 26389.9390867050. The cubic root of 696428885 is about 886.3915185571.

The spelling of 696428885 in words is "six hundred ninety-six million, four hundred twenty-eight thousand, eight hundred eighty-five".