40500413 has 4 divisors (see below), whose sum is σ = 40643808. Its totient is φ = 40357020.

The previous prime is 40500359. The next prime is 40500433. The reversal of 40500413 is 31400504.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40500413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40500391 and 40500400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40500433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71273 + ... + 71838.

It is an arithmetic number, because the mean of its divisors is an integer number (10160952).

Almost surely, 2^40500413 is an apocalyptic number.

It is an amenable number.

40500413 is a deficient number, since it is larger than the sum of its proper divisors (143395).

40500413 is a wasteful number, since it uses less digits than its factorization.

40500413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143394.

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

The square root of 40500413 is about 6363.9934789407. The cubic root of 40500413 is about 343.4154400879.

Adding to 40500413 its reverse (31400504), we get a palindrome (71900917).

Subtracting from 40500413 its reverse (31400504), we obtain a palindrome (9099909).

The spelling of 40500413 in words is "forty million, five hundred thousand, four hundred thirteen".