424430005 has 8 divisors (see below), whose sum is σ = 509429592. Its totient is φ = 339468288.

The previous prime is 424429979. The next prime is 424430023. The reversal of 424430005 is 500034424.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 45037521 + 379392484 = 6711^2 + 19478^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424430005 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 30669 + ... + 42301.

It is an arithmetic number, because the mean of its divisors is an integer number (63678699).

Almost surely, 2^424430005 is an apocalyptic number.

It is an amenable number.

424430005 is a deficient number, since it is larger than the sum of its proper divisors (84999587).

424430005 is a wasteful number, since it uses less digits than its factorization.

424430005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18935.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 424430005 is about 20601.6990804157. The cubic root of 424430005 is about 751.5110307075.

Adding to 424430005 its reverse (500034424), we get a palindrome (924464429).

The spelling of 424430005 in words is "four hundred twenty-four million, four hundred thirty thousand, five".