40324043 has 8 divisors (see below), whose sum is σ = 42197328. Its totient is φ = 38492064.

The previous prime is 40324021. The next prime is 40324079. The reversal of 40324043 is 34042304.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40324043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40324003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8321 + ... + 12242.

It is an arithmetic number, because the mean of its divisors is an integer number (5274666).

Almost surely, 2^40324043 is an apocalyptic number.

40324043 is a deficient number, since it is larger than the sum of its proper divisors (1873285).

40324043 is a wasteful number, since it uses less digits than its factorization.

40324043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20653.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 40324043 is about 6350.1214949007. The cubic root of 40324043 is about 342.9162162514.

Adding to 40324043 its reverse (34042304), we get a palindrome (74366347).

The spelling of 40324043 in words is "forty million, three hundred twenty-four thousand, forty-three".