424207 has 4 divisors (see below), whose sum is σ = 484816. Its totient is φ = 363600.

The previous prime is 424199. The next prime is 424223. The reversal of 424207 is 702424.

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 424207 - 2³ = 424199 is a prime.

It is an Ulam 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 (424247) 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, 30294 + ... + 30307.

It is an arithmetic number, because the mean of its divisors is an integer number (121204).

2⁴²⁴²⁰⁷ is an apocalyptic number.

424207 is a deficient number, since it is larger than the sum of its proper divisors (60609).

424207 is an equidigital number, since it uses as much as digits as its factorization.

424207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60608.

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 424207 is about 651.3117533102. The cubic root of 424207 is about 75.1379387424.

The spelling of 424207 in words is "four hundred twenty-four thousand, two hundred seven", and thus it is an iban number.