423528016 has 20 divisors (see below), whose sum is σ = 820911124. Its totient is φ = 211680000.

The previous prime is 423527963. The next prime is 423528023. The reversal of 423528016 is 610825324.

It can be written as a sum of positive squares in 2 ways, for example, as 124099600 + 299428416 = 11140^2 + 17304^2 .

It is a congruent number.

It is an unprimeable number.

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, 64066 + ... + 70366.

Almost surely, 2^423528016 is an apocalyptic number.

It is an amenable number.

423528016 is a deficient number, since it is larger than the sum of its proper divisors (397383108).

423528016 is a wasteful number, since it uses less digits than its factorization.

423528016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10510 (or 10504 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 423528016 is about 20579.7963060862. The cubic root of 423528016 is about 750.9782884179.

The spelling of 423528016 in words is "four hundred twenty-three million, five hundred twenty-eight thousand, sixteen".