434999 has 4 divisors (see below), whose sum is σ = 453936. Its totient is φ = 416064.

The previous prime is 434989. The next prime is 435037. The reversal of 434999 is 999434.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 999434 = 2 ⋅499717.

It is a cyclic number.

It is not a de Polignac number, because 434999 - 2⁸ = 434743 is a prime.

It is a Duffinian number.

434999 is a modest number, since divided by 999 gives 434 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9434 + ... + 9479.

It is an arithmetic number, because the mean of its divisors is an integer number (113484).

2⁴³⁴⁹⁹⁹ is an apocalyptic number.

434999 is a deficient number, since it is larger than the sum of its proper divisors (18937).

434999 is a wasteful number, since it uses less digits than its factorization.

434999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18936.

The product of its digits is 34992, while the sum is 38.

The square root of 434999 is about 659.5445398152. The cubic root of 434999 is about 75.7697904555.

The spelling of 434999 in words is "four hundred thirty-four thousand, nine hundred ninety-nine".