423528446 has 16 divisors (see below), whose sum is σ = 733814640. Its totient is φ = 181188480.

The previous prime is 423528439. The next prime is 423528467. The reversal of 423528446 is 644825324.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 565841 + ... + 566588.

It is an arithmetic number, because the mean of its divisors is an integer number (45863415).

Almost surely, 2^423528446 is an apocalyptic number.

423528446 is a deficient number, since it is larger than the sum of its proper divisors (310286194).

423528446 is a wasteful number, since it uses less digits than its factorization.

423528446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132459.

The product of its digits is 184320, while the sum is 38.

The square root of 423528446 is about 20579.8067532229. The cubic root of 423528446 is about 750.9785425692.

The spelling of 423528446 in words is "four hundred twenty-three million, five hundred twenty-eight thousand, four hundred forty-six".