434879 has 4 divisors (see below), whose sum is σ = 436320. Its totient is φ = 433440.

The previous prime is 434873. The next prime is 434881. The reversal of 434879 is 978434.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 978434 = 2 ⋅489217.

It is a cyclic number.

It is not a de Polignac number, because 434879 - 2¹² = 430783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434873) 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, 74 + ... + 935.

It is an arithmetic number, because the mean of its divisors is an integer number (109080).

2⁴³⁴⁸⁷⁹ is an apocalyptic number.

434879 is a deficient number, since it is larger than the sum of its proper divisors (1441).

434879 is a wasteful number, since it uses less digits than its factorization.

434879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1440.

The product of its digits is 24192, while the sum is 35.

The square root of 434879 is about 659.4535616706. The cubic root of 434879 is about 75.7628224617.

The spelling of 434879 in words is "four hundred thirty-four thousand, eight hundred seventy-nine".