423525530 has 16 divisors (see below), whose sum is σ = 765962784. Its totient is φ = 168606480.

The previous prime is 423525481. The next prime is 423525551. The reversal of 423525530 is 35525324.

It is a junction number, because it is equal to n+sod(n) for n = 423525493 and 423525502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98252 + ... + 102471.

It is an arithmetic number, because the mean of its divisors is an integer number (47872674).

Almost surely, 2^423525530 is an apocalyptic number.

423525530 is a deficient number, since it is larger than the sum of its proper divisors (342437254).

423525530 is a wasteful number, since it uses less digits than its factorization.

423525530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200941.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 423525530 is about 20579.7359069547. The cubic root of 423525530 is about 750.9768190655.

The spelling of 423525530 in words is "four hundred twenty-three million, five hundred twenty-five thousand, five hundred thirty".