40905448 has 16 divisors (see below), whose sum is σ = 76824000. Its totient is φ = 20419056.

The previous prime is 40905439. The next prime is 40905479. The reversal of 40905448 is 84450904.

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 3 ways as a sum of consecutive naturals, for example, 1393 + ... + 9151.

It is an arithmetic number, because the mean of its divisors is an integer number (4801500).

Almost surely, 2^40905448 is an apocalyptic number.

It is an amenable number.

40905448 is a deficient number, since it is larger than the sum of its proper divisors (35918552).

40905448 is a wasteful number, since it uses less digits than its factorization.

40905448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8424 (or 8420 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 40905448 is about 6395.7367050247. The cubic root of 40905448 is about 344.5564502278.

The spelling of 40905448 in words is "forty million, nine hundred five thousand, four hundred forty-eight".