40481888 has 24 divisors (see below), whose sum is σ = 80003952. Its totient is φ = 20163456.

The previous prime is 40481873. The next prime is 40481893. The reversal of 40481888 is 88818404.

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 3 ways as a sum of consecutive naturals, for example, 6581 + ... + 11147.

It is an arithmetic number, because the mean of its divisors is an integer number (3333498).

Almost surely, 2^40481888 is an apocalyptic number.

It is an amenable number.

40481888 is a deficient number, since it is larger than the sum of its proper divisors (39522064).

40481888 is a wasteful number, since it uses less digits than its factorization.

40481888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4854 (or 4846 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 41.

The square root of 40481888 is about 6362.5378584335. The cubic root of 40481888 is about 343.3630723813.

The spelling of 40481888 in words is "forty million, four hundred eighty-one thousand, eight hundred eighty-eight".