434287 has 6 divisors (see below), whose sum is σ = 505248. Its totient is φ = 372204.

The previous prime is 434267. The next prime is 434293. The reversal of 434287 is 782434.

It is not a de Polignac number, because 434287 - 2¹⁵ = 401519 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434237) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4383 + ... + 4480.

It is an arithmetic number, because the mean of its divisors is an integer number (84208).

2⁴³⁴²⁸⁷ is an apocalyptic number.

434287 is a deficient number, since it is larger than the sum of its proper divisors (70961).

434287 is an equidigital number, since it uses as much as digits as its factorization.

434287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8877 (or 8870 counting only the distinct ones).

The product of its digits is 5376, while the sum is 28.

The square root of 434287 is about 659.0045523363. The cubic root of 434287 is about 75.7284282521.

The spelling of 434287 in words is "four hundred thirty-four thousand, two hundred eighty-seven".