40224043 has 4 divisors (see below), whose sum is σ = 40236768. Its totient is φ = 40211320.

The previous prime is 40224031. The next prime is 40224047. The reversal of 40224043 is 34042204.

40224043 is digitally balanced in base 2, 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 brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 40224043 - 2⁵ = 40224011 is a prime.

It is a super-3 number, since 3×40224043³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40224043.

It is not an unprimeable number, because it can be changed into a prime (40224047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2430 + ... + 9292.

It is an arithmetic number, because the mean of its divisors is an integer number (10059192).

Almost surely, 2^40224043 is an apocalyptic number.

40224043 is a deficient number, since it is larger than the sum of its proper divisors (12725).

40224043 is an equidigital number, since it uses as much as digits as its factorization.

40224043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12724.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 40224043 is about 6342.2427421221. The cubic root of 40224043 is about 342.6325144787.

Adding to 40224043 its reverse (34042204), we get a palindrome (74266247).

The spelling of 40224043 in words is "forty million, two hundred twenty-four thousand, forty-three".