424423340 has 24 divisors (see below), whose sum is σ = 972315792. Its totient is φ = 154335680.

The previous prime is 424423331. The next prime is 424423357. The reversal of 424423340 is 43324424.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 964379 + ... + 964818.

It is an arithmetic number, because the mean of its divisors is an integer number (40513158).

Almost surely, 2^424423340 is an apocalyptic number.

It is an amenable number.

424423340 is an abundant number, since it is smaller than the sum of its proper divisors (547892452).

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

424423340 is a wasteful number, since it uses less digits than its factorization.

424423340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1929217 (or 1929215 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 424423340 is about 20601.5373212777. The cubic root of 424423340 is about 751.5070969240.

Adding to 424423340 its reverse (43324424), we get a palindrome (467747764).

The spelling of 424423340 in words is "four hundred twenty-four million, four hundred twenty-three thousand, three hundred forty".