40695568 has 40 divisors (see below), whose sum is σ = 83476800. Its totient is φ = 19165824.

The previous prime is 40695559. The next prime is 40695583. The reversal of 40695568 is 86559604.

40695568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40695568² = 3312258509685248, which contains 22 as substring.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

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, 79698 + ... + 80206.

It is an arithmetic number, because the mean of its divisors is an integer number (2086920).

Almost surely, 2^40695568 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 40695568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41738400).

40695568 is an abundant number, since it is smaller than the sum of its proper divisors (42781232).

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

40695568 is a wasteful number, since it uses less digits than its factorization.

40695568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799 (or 793 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 40695568 is about 6379.3077994403. The cubic root of 40695568 is about 343.9661495446.

The spelling of 40695568 in words is "forty million, six hundred ninety-five thousand, five hundred sixty-eight".