4040024405 has 16 divisors (see below), whose sum is σ = 5072215680. Its totient is φ = 3083306688.

The previous prime is 4040024399. The next prime is 4040024407. The reversal of 4040024405 is 5044200404.

It is a cyclic number.

It is not a de Polignac number, because 4040024405 - 2⁴ = 4040024389 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040024407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2762 + ... + 89931.

It is an arithmetic number, because the mean of its divisors is an integer number (317013480).

Almost surely, 2^4040024405 is an apocalyptic number.

It is an amenable number.

4040024405 is a deficient number, since it is larger than the sum of its proper divisors (1032191275).

4040024405 is a wasteful number, since it uses less digits than its factorization.

4040024405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93100.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 4040024405 is about 63561.1863089417. The cubic root of 4040024405 is about 1592.6780553835.

Adding to 4040024405 its reverse (5044200404), we get a palindrome (9084224809).

The spelling of 4040024405 in words is "four billion, forty million, twenty-four thousand, four hundred five".