408242024 has 16 divisors (see below), whose sum is σ = 765681120. Its totient is φ = 204060400.

The previous prime is 408242017. The next prime is 408242033. The reversal of 408242024 is 420242804.

It is a Cunningham number, because it is equal to 20205²-1.

It is a junction number, because it is equal to n+sod(n) for n = 408241984 and 408242002.

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 3 ways as a sum of consecutive naturals, for example, 35357 + ... + 45459.

It is an arithmetic number, because the mean of its divisors is an integer number (47855070).

Almost surely, 2^408242024 is an apocalyptic number.

It is an amenable number.

408242024 is a deficient number, since it is larger than the sum of its proper divisors (357439096).

408242024 is a wasteful number, since it uses less digits than its factorization.

408242024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15160 (or 15156 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

The square root of 408242024 is about 20204.9999752537. Note that the first 4 decimals coincide. The cubic root of 408242024 is about 741.8325799308.

Adding to 408242024 its reverse (420242804), we get a palindrome (828484828).

The spelling of 408242024 in words is "four hundred eight million, two hundred forty-two thousand, twenty-four".