423234528 has 24 divisors (see below), whose sum is σ = 1110990888. Its totient is φ = 141078144.

The previous prime is 423234491. The next prime is 423234563. The reversal of 423234528 is 825432324.

It is a tau number, because it is divible by the number of its divisors (24).

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, 2204251 + ... + 2204442.

It is an arithmetic number, because the mean of its divisors is an integer number (46291287).

Almost surely, 2^423234528 is an apocalyptic number.

423234528 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

423234528 is an abundant number, since it is smaller than the sum of its proper divisors (687756360).

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

423234528 is a wasteful number, since it uses less digits than its factorization.

423234528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4408706 (or 4408698 counting only the distinct ones).

The product of its digits is 46080, while the sum is 33.

The square root of 423234528 is about 20572.6645819155. The cubic root of 423234528 is about 750.8047823472.

The spelling of 423234528 in words is "four hundred twenty-three million, two hundred thirty-four thousand, five hundred twenty-eight".