423836530 has 32 divisors (see below), whose sum is σ = 835531200. Its totient is φ = 153838272.

The previous prime is 423836519. The next prime is 423836531. The reversal of 423836530 is 35638324.

It is not an unprimeable number, because it can be changed into a prime (423836531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19960 + ... + 35299.

It is an arithmetic number, because the mean of its divisors is an integer number (26110350).

Almost surely, 2^423836530 is an apocalyptic number.

423836530 is a deficient number, since it is larger than the sum of its proper divisors (411694670).

423836530 is a wasteful number, since it uses less digits than its factorization.

423836530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55338.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 423836530 is about 20587.2904968089. The cubic root of 423836530 is about 751.1605912590.

The spelling of 423836530 in words is "four hundred twenty-three million, eight hundred thirty-six thousand, five hundred thirty".