423432120 has 64 divisors (see below), whose sum is σ = 1287724320. Its totient is φ = 111366144.

The previous prime is 423432091. The next prime is 423432151. The reversal of 423432120 is 21234324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15409 + ... + 32928.

Almost surely, 2^423432120 is an apocalyptic number.

423432120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423432120 is an abundant number, since it is smaller than the sum of its proper divisors (864292200).

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

423432120 is a wasteful number, since it uses less digits than its factorization.

423432120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48424 (or 48420 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 423432120 is about 20577.4663163374. The cubic root of 423432120 is about 750.9216048399.

Adding to 423432120 its reverse (21234324), we get a palindrome (444666444).

The spelling of 423432120 in words is "four hundred twenty-three million, four hundred thirty-two thousand, one hundred twenty".