423436528 has 20 divisors (see below), whose sum is σ = 824578920. Its totient is φ = 210641984.

The previous prime is 423436513. The next prime is 423436537. The reversal of 423436528 is 825634324.

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, 64018 + ... + 70321.

It is an arithmetic number, because the mean of its divisors is an integer number (41228946).

Almost surely, 2^423436528 is an apocalyptic number.

It is an amenable number.

423436528 is a deficient number, since it is larger than the sum of its proper divisors (401142392).

423436528 is a wasteful number, since it uses less digits than its factorization.

423436528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134544 (or 134538 counting only the distinct ones).

The product of its digits is 138240, while the sum is 37.

The square root of 423436528 is about 20577.5734235113. The cubic root of 423436528 is about 750.9242105712.

The spelling of 423436528 in words is "four hundred twenty-three million, four hundred thirty-six thousand, five hundred twenty-eight".