40410321 has 16 divisors (see below), whose sum is σ = 64819200. Its totient is φ = 21876048.

The previous prime is 40410319. The next prime is 40410341. The reversal of 40410321 is 12301404.

It is not a de Polignac number, because 40410321 - 2¹ = 40410319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40410321.

It is not an unprimeable number, because it can be changed into a prime (40410341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50241 + ... + 51038.

It is an arithmetic number, because the mean of its divisors is an integer number (4051200).

Almost surely, 2^40410321 is an apocalyptic number.

It is an amenable number.

40410321 is a deficient number, since it is larger than the sum of its proper divisors (24408879).

40410321 is a wasteful number, since it uses less digits than its factorization.

40410321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101308.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 40410321 is about 6356.9112782860. The cubic root of 40410321 is about 343.1606117962.

Adding to 40410321 its reverse (12301404), we get a palindrome (52711725).

The spelling of 40410321 in words is "forty million, four hundred ten thousand, three hundred twenty-one".