40466540 has 24 divisors (see below), whose sum is σ = 85104432. Its totient is φ = 16162880.

The previous prime is 40466539. The next prime is 40466611. The reversal of 40466540 is 4566404.

40466540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 20267 + ... + 22173.

It is an arithmetic number, because the mean of its divisors is an integer number (3546018).

Almost surely, 2^40466540 is an apocalyptic number.

It is an amenable number.

40466540 is an abundant number, since it is smaller than the sum of its proper divisors (44637892).

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

40466540 is a wasteful number, since it uses less digits than its factorization.

40466540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2977 (or 2975 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 40466540 is about 6361.3316216025. The cubic root of 40466540 is about 343.3196735278.

The spelling of 40466540 in words is "forty million, four hundred sixty-six thousand, five hundred forty".