434163423 has 4 divisors (see below), whose sum is σ = 578884568. Its totient is φ = 289442280.

The previous prime is 434163361. The next prime is 434163451. The reversal of 434163423 is 324361434.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 434163423 - 2¹⁶ = 434097887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434162423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72360568 + ... + 72360573.

It is an arithmetic number, because the mean of its divisors is an integer number (144721142).

Almost surely, 2^434163423 is an apocalyptic number.

434163423 is a deficient number, since it is larger than the sum of its proper divisors (144721145).

434163423 is a wasteful number, since it uses less digits than its factorization.

434163423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144721144.

The product of its digits is 20736, while the sum is 30.

The square root of 434163423 is about 20836.5885643500. The cubic root of 434163423 is about 757.2124469238.

The spelling of 434163423 in words is "four hundred thirty-four million, one hundred sixty-three thousand, four hundred twenty-three".