423430532 has 24 divisors (see below), whose sum is σ = 849307200. Its totient is φ = 180946080.

The previous prime is 423430517. The next prime is 423430541. The reversal of 423430532 is 235034324.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11894 + ... + 31437.

It is an arithmetic number, because the mean of its divisors is an integer number (35387800).

Almost surely, 2^423430532 is an apocalyptic number.

It is an amenable number.

423430532 is an abundant number, since it is smaller than the sum of its proper divisors (425876668).

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

423430532 is a wasteful number, since it uses less digits than its factorization.

423430532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43691 (or 43689 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 423430532 is about 20577.4277304040. The cubic root of 423430532 is about 750.9206661102.

Adding to 423430532 its reverse (235034324), we get a palindrome (658464856).

The spelling of 423430532 in words is "four hundred twenty-three million, four hundred thirty thousand, five hundred thirty-two".