424525423 has 8 divisors (see below), whose sum is σ = 487203840. Its totient is φ = 362355000.

The previous prime is 424525373. The next prime is 424525427. The reversal of 424525423 is 324525424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 424525423 - 2⁹ = 424524911 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 (424525427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125203 + ... + 128548.

It is an arithmetic number, because the mean of its divisors is an integer number (60900480).

Almost surely, 2^424525423 is an apocalyptic number.

424525423 is a deficient number, since it is larger than the sum of its proper divisors (62678417).

424525423 is a wasteful number, since it uses less digits than its factorization.

424525423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253997.

The product of its digits is 38400, while the sum is 31.

The square root of 424525423 is about 20604.0147301442. The cubic root of 424525423 is about 751.5673433352.

Subtracting from 424525423 its reverse (324525424), we obtain a palindrome (99999999).

The spelling of 424525423 in words is "four hundred twenty-four million, five hundred twenty-five thousand, four hundred twenty-three".