40424424 has 32 divisors (see below), whose sum is σ = 103794720. Its totient is φ = 13110336.

The previous prime is 40424411. The next prime is 40424431. The reversal of 40424424 is 42442404.

40424424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 40424394 and 40424403.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 21874 + ... + 23649.

It is an arithmetic number, because the mean of its divisors is an integer number (3243585).

Almost surely, 2^40424424 is an apocalyptic number.

It is an amenable number.

40424424 is an abundant number, since it is smaller than the sum of its proper divisors (63370296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40424424 is a wasteful number, since it uses less digits than its factorization.

40424424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45569 (or 45565 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 40424424 is about 6358.0204466485. The cubic root of 40424424 is about 343.2005275990.

Adding to 40424424 its reverse (42442404), we get a palindrome (82866828).

The spelling of 40424424 in words is "forty million, four hundred twenty-four thousand, four hundred twenty-four".