424585423 has 4 divisors (see below), whose sum is σ = 427039848. Its totient is φ = 422131000.

The previous prime is 424585391. The next prime is 424585429. The reversal of 424585423 is 324585424.

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 424585423 - 2⁵ = 424585391 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 (424585429) 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, 1226953 + ... + 1227298.

It is an arithmetic number, because the mean of its divisors is an integer number (106759962).

Almost surely, 2^424585423 is an apocalyptic number.

424585423 is a deficient number, since it is larger than the sum of its proper divisors (2454425).

424585423 is a wasteful number, since it uses less digits than its factorization.

424585423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2454424.

The product of its digits is 153600, while the sum is 37.

The square root of 424585423 is about 20605.4707056160. The cubic root of 424585423 is about 751.6027490800.

Subtracting from 424585423 its reverse (324585424), we obtain a palindrome (99999999).

The spelling of 424585423 in words is "four hundred twenty-four million, five hundred eighty-five thousand, four hundred twenty-three".