42404324 has 24 divisors (see below), whose sum is σ = 79688448. Its totient is φ = 19671680.

The previous prime is 42404269. The next prime is 42404359. The reversal of 42404324 is 42340424.

It is a self number, because there is not a number n which added to its sum of digits gives 42404324.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437 + ... + 9219.

It is an arithmetic number, because the mean of its divisors is an integer number (3320352).

Almost surely, 2^42404324 is an apocalyptic number.

It is an amenable number.

42404324 is a deficient number, since it is larger than the sum of its proper divisors (37284124).

42404324 is a wasteful number, since it uses less digits than its factorization.

42404324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8875 (or 8873 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 42404324 is about 6511.8602564859. The cubic root of 42404324 is about 348.7145335481.

Adding to 42404324 its reverse (42340424), we get a palindrome (84744748).

The spelling of 42404324 in words is "forty-two million, four hundred four thousand, three hundred twenty-four".