434974165 has 4 divisors (see below), whose sum is σ = 521969004. Its totient is φ = 347979328.

The previous prime is 434974157. The next prime is 434974181. The reversal of 434974165 is 561479434.

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

It can be written as a sum of positive squares in 2 ways, for example, as 180794916 + 254179249 = 13446^2 + 15943^2 .

It is a cyclic number.

It is not a de Polignac number, because 434974165 - 2³ = 434974157 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 3 ways as a sum of consecutive naturals, for example, 43497412 + ... + 43497421.

It is an arithmetic number, because the mean of its divisors is an integer number (130492251).

Almost surely, 2^434974165 is an apocalyptic number.

It is an amenable number.

434974165 is a deficient number, since it is larger than the sum of its proper divisors (86994839).

434974165 is an equidigital number, since it uses as much as digits as its factorization.

434974165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86994838.

The product of its digits is 362880, while the sum is 43.

The square root of 434974165 is about 20856.0342586984. The cubic root of 434974165 is about 757.6834847630.

The spelling of 434974165 in words is "four hundred thirty-four million, nine hundred seventy-four thousand, one hundred sixty-five".