40324241 has 4 divisors (see below), whose sum is σ = 40414500. Its totient is φ = 40233984.

The previous prime is 40324231. The next prime is 40324243. The reversal of 40324241 is 14242304.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32035600 + 8288641 = 5660^2 + 2879^2 .

It is a cyclic number.

It is not a de Polignac number, because 40324241 - 2²² = 36129937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40324243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44456 + ... + 45353.

It is an arithmetic number, because the mean of its divisors is an integer number (10103625).

Almost surely, 2^40324241 is an apocalyptic number.

It is an amenable number.

40324241 is a deficient number, since it is larger than the sum of its proper divisors (90259).

40324241 is an equidigital number, since it uses as much as digits as its factorization.

40324241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90258.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 40324241 is about 6350.1370851345. The cubic root of 40324241 is about 342.9167775154.

Adding to 40324241 its reverse (14242304), we get a palindrome (54566545).

The spelling of 40324241 in words is "forty million, three hundred twenty-four thousand, two hundred forty-one".