424807 has 4 divisors (see below), whose sum is σ = 427336. Its totient is φ = 422280.

The previous prime is 424777. The next prime is 424811. The reversal of 424807 is 708424.

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 424807 - 2⁷ = 424679 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 (424817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 993 + ... + 1354.

It is an arithmetic number, because the mean of its divisors is an integer number (106834).

2⁴²⁴⁸⁰⁷ is an apocalyptic number.

424807 is a deficient number, since it is larger than the sum of its proper divisors (2529).

424807 is a wasteful number, since it uses less digits than its factorization.

424807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2528.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 424807 is about 651.7721994685. The cubic root of 424807 is about 75.1733471829.

The spelling of 424807 in words is "four hundred twenty-four thousand, eight hundred seven".