8040440093 has 4 divisors (see below), whose sum is σ = 9189074400. Its totient is φ = 6891805788.

The previous prime is 8040440069. The next prime is 8040440099. The reversal of 8040440093 is 3900440408.

8040440093 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 8040440093 - 2⁶ = 8040440029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8040440099) 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, 574317143 + ... + 574317156.

It is an arithmetic number, because the mean of its divisors is an integer number (2297268600).

Almost surely, 2^8040440093 is an apocalyptic number.

It is an amenable number.

8040440093 is a deficient number, since it is larger than the sum of its proper divisors (1148634307).

8040440093 is a wasteful number, since it uses less digits than its factorization.

8040440093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148634306.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 8040440093 is about 89668.5011194009. The cubic root of 8040440093 is about 2003.3643451674.

The spelling of 8040440093 in words is "eight billion, forty million, four hundred forty thousand, ninety-three".