40103556 has 24 divisors (see below), whose sum is σ = 93700320. Its totient is φ = 13349952.

The previous prime is 40103551. The next prime is 40103573. The reversal of 40103556 is 65530104.

40103556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40103551) by changing a digit.

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, 9600 + ... + 13128.

It is an arithmetic number, because the mean of its divisors is an integer number (3904180).

Almost surely, 2^40103556 is an apocalyptic number.

It is an amenable number.

40103556 is an abundant number, since it is smaller than the sum of its proper divisors (53596764).

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

40103556 is a wasteful number, since it uses less digits than its factorization.

40103556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4483 (or 4481 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 40103556 is about 6332.7368491040. The cubic root of 40103556 is about 342.2900654618.

The spelling of 40103556 in words is "forty million, one hundred three thousand, five hundred fifty-six".