434487 has 4 divisors (see below), whose sum is σ = 579320. Its totient is φ = 289656.

The previous prime is 434479. The next prime is 434501. The reversal of 434487 is 784434.

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

It is not a de Polignac number, because 434487 - 2³ = 434479 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434407) 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, 72412 + ... + 72417.

It is an arithmetic number, because the mean of its divisors is an integer number (144830).

2⁴³⁴⁴⁸⁷ is an apocalyptic number.

434487 is a deficient number, since it is larger than the sum of its proper divisors (144833).

434487 is a wasteful number, since it uses less digits than its factorization.

434487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144832.

The product of its digits is 10752, while the sum is 30.

The square root of 434487 is about 659.1562788899. The cubic root of 434487 is about 75.7400514116.

The spelling of 434487 in words is "four hundred thirty-four thousand, four hundred eighty-seven".