40910128 has 80 divisors (see below), whose sum is σ = 94993920. Its totient is φ = 16704000.

The previous prime is 40910101. The next prime is 40910137. The reversal of 40910128 is 82101904.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 270853 + ... + 271003.

It is an arithmetic number, because the mean of its divisors is an integer number (1187424).

Almost surely, 2^40910128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40910128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47496960).

40910128 is an abundant number, since it is smaller than the sum of its proper divisors (54083792).

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

40910128 is a wasteful number, since it uses less digits than its factorization.

40910128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266 (or 260 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 40910128 is about 6396.1025632802. The cubic root of 40910128 is about 344.5695899828.

The spelling of 40910128 in words is "forty million, nine hundred ten thousand, one hundred twenty-eight".