434223915 has 16 divisors (see below), whose sum is σ = 695593248. Its totient is φ = 231307776.

The previous prime is 434223901. The next prime is 434223917. The reversal of 434223915 is 519322434.

It is not a de Polignac number, because 434223915 - 2⁴ = 434223899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (434223917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4174 + ... + 29763.

It is an arithmetic number, because the mean of its divisors is an integer number (43474578).

Almost surely, 2^434223915 is an apocalyptic number.

434223915 is a deficient number, since it is larger than the sum of its proper divisors (261369333).

434223915 is a wasteful number, since it uses less digits than its factorization.

434223915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34798.

The product of its digits is 25920, while the sum is 33.

The square root of 434223915 is about 20838.0400949801. The cubic root of 434223915 is about 757.2476127667.

The spelling of 434223915 in words is "four hundred thirty-four million, two hundred twenty-three thousand, nine hundred fifteen".