40668096 has 56 divisors (see below), whose sum is σ = 122976640. Its totient is φ = 11619072.

The previous prime is 40668079. The next prime is 40668101. The reversal of 40668096 is 69086604.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13786 + ... + 16473.

Almost surely, 2^40668096 is an apocalyptic number.

It is an amenable number.

40668096 is an abundant number, since it is smaller than the sum of its proper divisors (82308544).

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

40668096 is a wasteful number, since it uses less digits than its factorization.

40668096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30281 (or 30271 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 40668096 is about 6377.1542242602. The cubic root of 40668096 is about 343.8887327181. Note that the first 3 decimals are identical.

The spelling of 40668096 in words is "forty million, six hundred sixty-eight thousand, ninety-six".