434285 has 4 divisors (see below), whose sum is σ = 521148. Its totient is φ = 347424.

The previous prime is 434267. The next prime is 434293. The reversal of 434285 is 582434.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 582434 = 2 ⋅291217.

It can be written as a sum of positive squares in 2 ways, for example, as 157609 + 276676 = 397^2 + 526^2 .

It is a cyclic number.

It is not a de Polignac number, because 434285 - 2⁶ = 434221 is a prime.

It is a super-2 number, since 2×434285² = 377206922450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 434285.

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, 43424 + ... + 43433.

It is an arithmetic number, because the mean of its divisors is an integer number (130287).

2⁴³⁴²⁸⁵ is an apocalyptic number.

It is an amenable number.

434285 is a deficient number, since it is larger than the sum of its proper divisors (86863).

434285 is an equidigital number, since it uses as much as digits as its factorization.

434285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86862.

The product of its digits is 3840, while the sum is 26.

The square root of 434285 is about 659.0030348944. The cubic root of 434285 is about 75.7283120025.

The spelling of 434285 in words is "four hundred thirty-four thousand, two hundred eighty-five".