40641468 has 24 divisors (see below), whose sum is σ = 108377472. Its totient is φ = 11611824.

The previous prime is 40641457. The next prime is 40641473. The reversal of 40641468 is 86414604.

40641468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 241830 + ... + 241997.

It is an arithmetic number, because the mean of its divisors is an integer number (4515728).

Almost surely, 2^40641468 is an apocalyptic number.

It is an amenable number.

40641468 is an abundant number, since it is smaller than the sum of its proper divisors (67736004).

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

40641468 is a wasteful number, since it uses less digits than its factorization.

40641468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483841 (or 483839 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 40641468 is about 6375.0661173042. The cubic root of 40641468 is about 343.8136610250.

The spelling of 40641468 in words is "forty million, six hundred forty-one thousand, four hundred sixty-eight".