423545325 has 48 divisors (see below), whose sum is σ = 804948480. Its totient is φ = 192496320.

The previous prime is 423545279. The next prime is 423545329. The reversal of 423545325 is 523545324.

It is a happy number.

It is not a de Polignac number, because 423545325 - 2¹¹ = 423543277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423545329) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 91722 + ... + 96228.

It is an arithmetic number, because the mean of its divisors is an integer number (16769760).

Almost surely, 2^423545325 is an apocalyptic number.

It is an amenable number.

423545325 is a deficient number, since it is larger than the sum of its proper divisors (381403155).

423545325 is a wasteful number, since it uses less digits than its factorization.

423545325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4706 (or 4701 counting only the distinct ones).

The product of its digits is 72000, while the sum is 33.

The square root of 423545325 is about 20580.2168355924. The cubic root of 423545325 is about 750.9885187574.

Subtracting 423545325 from its reverse (523545324), we obtain a palindrome (99999999).

The spelling of 423545325 in words is "four hundred twenty-three million, five hundred forty-five thousand, three hundred twenty-five".