40103504 has 40 divisors (see below), whose sum is σ = 89274048. Its totient is φ = 17095680.

The previous prime is 40103447. The next prime is 40103519. The reversal of 40103504 is 40530104.

40103504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 22784 + ... + 24480.

Almost surely, 2^40103504 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 40103504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44637024).

40103504 is an abundant number, since it is smaller than the sum of its proper divisors (49170544).

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

40103504 is a wasteful number, since it uses less digits than its factorization.

40103504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1923 (or 1917 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 40103504 is about 6332.7327434529. The cubic root of 40103504 is about 342.2899175191.

Adding to 40103504 its reverse (40530104), we get a palindrome (80633608).

The spelling of 40103504 in words is "forty million, one hundred three thousand, five hundred four".