695242656 has 144 divisors (see below), whose sum is σ = 2069565120. Its totient is φ = 227059200.

The previous prime is 695242649. The next prime is 695242697. The reversal of 695242656 is 656242596.

It is a happy number.

695242656 is a `hidden beast` number, since 69 + 524 + 2 + 65 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

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 23 ways as a sum of consecutive naturals, for example, 4604181 + ... + 4604331.

It is an arithmetic number, because the mean of its divisors is an integer number (14371980).

Almost surely, 2^695242656 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 695242656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1034782560).

695242656 is an abundant number, since it is smaller than the sum of its proper divisors (1374322464).

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

695242656 is a wasteful number, since it uses less digits than its factorization.

695242656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316 (or 229 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The square root of 695242656 is about 26367.4544846483. The cubic root of 695242656 is about 885.8879682786.

The spelling of 695242656 in words is "six hundred ninety-five million, two hundred forty-two thousand, six hundred fifty-six".