696121696 has 48 divisors (see below), whose sum is σ = 1446197760. Its totient is φ = 328924800.

The previous prime is 696121687. The next prime is 696121717.

696121696 is nontrivially palindromic in base 10.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294921 + ... + 297271.

It is an arithmetic number, because the mean of its divisors is an integer number (30129120).

Almost surely, 2^696121696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 696121696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (723098880).

696121696 is an abundant number, since it is smaller than the sum of its proper divisors (750076064).

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

696121696 is a wasteful number, since it uses less digits than its factorization.

696121696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2867 (or 2859 counting only the distinct ones).

The product of its digits is 209952, while the sum is 46.

The square root of 696121696 is about 26384.1182532220. The cubic root of 696121696 is about 886.2611727435.

The spelling of 696121696 in words is "six hundred ninety-six million, one hundred twenty-one thousand, six hundred ninety-six".