424235505 has 16 divisors (see below), whose sum is σ = 680952960. Its totient is φ = 225533568.

The previous prime is 424235501. The next prime is 424235543. The reversal of 424235505 is 505532424.

It is not a de Polignac number, because 424235505 - 2² = 424235501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (424235501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40485 + ... + 49874.

It is an arithmetic number, because the mean of its divisors is an integer number (42559560).

Almost surely, 2^424235505 is an apocalyptic number.

It is an amenable number.

424235505 is a deficient number, since it is larger than the sum of its proper divisors (256717455).

424235505 is a wasteful number, since it uses less digits than its factorization.

424235505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90680.

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 424235505 is about 20596.9780550449. The cubic root of 424235505 is about 751.3962169359.

Adding to 424235505 its reverse (505532424), we get a palindrome (929767929).

The spelling of 424235505 in words is "four hundred twenty-four million, two hundred thirty-five thousand, five hundred five".