424959 has 4 divisors (see below), whose sum is σ = 566616. Its totient is φ = 283304.

The previous prime is 424939. The next prime is 424961. The reversal of 424959 is 959424.

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

It is a cyclic number.

It is not a de Polignac number, because 424959 - 2¹¹ = 422911 is a prime.

It is a D-number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424909) 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, 70824 + ... + 70829.

It is an arithmetic number, because the mean of its divisors is an integer number (141654).

2⁴²⁴⁹⁵⁹ is an apocalyptic number.

424959 is a deficient number, since it is larger than the sum of its proper divisors (141657).

424959 is a wasteful number, since it uses less digits than its factorization.

424959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141656.

The product of its digits is 12960, while the sum is 33.

The square root of 424959 is about 651.8887941973. Note that the first 3 decimals coincide. The cubic root of 424959 is about 75.1823120275.

The spelling of 424959 in words is "four hundred twenty-four thousand, nine hundred fifty-nine".