423948528 has 60 divisors (see below), whose sum is σ = 1215422208. Its totient is φ = 137867520.

The previous prime is 423948527. The next prime is 423948557. The reversal of 423948528 is 825849324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423948527) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 30000 + ... + 41807.

Almost surely, 2^423948528 is an apocalyptic number.

423948528 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

423948528 is an abundant number, since it is smaller than the sum of its proper divisors (791473680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423948528 is a wasteful number, since it uses less digits than its factorization.

423948528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71862 (or 71853 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 423948528 is about 20590.0103933922. The cubic root of 423948528 is about 751.2267496863.

The spelling of 423948528 in words is "four hundred twenty-three million, nine hundred forty-eight thousand, five hundred twenty-eight".