40321043 has 8 divisors (see below), whose sum is σ = 46129920. Its totient is φ = 34524360.

The previous prime is 40321037. The next prime is 40321063. The reversal of 40321043 is 34012304.

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

It is a cyclic number.

It is not a de Polignac number, because 40321043 - 2¹⁰ = 40320019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40321033) 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, 5738 + ... + 10656.

It is an arithmetic number, because the mean of its divisors is an integer number (5766240).

Almost surely, 2^40321043 is an apocalyptic number.

40321043 is a deficient number, since it is larger than the sum of its proper divisors (5808877).

40321043 is a wasteful number, since it uses less digits than its factorization.

40321043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6097.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 40321043 is about 6349.8852745542. The cubic root of 40321043 is about 342.9077120268.

Adding to 40321043 its reverse (34012304), we get a palindrome (74333347).

The spelling of 40321043 in words is "forty million, three hundred twenty-one thousand, forty-three".