423433432 has 16 divisors (see below), whose sum is σ = 797263200. Its totient is φ = 210829920.

The previous prime is 423433393. The next prime is 423433447. The reversal of 423433432 is 234334324.

It is a self number, because there is not a number n which added to its sum of digits gives 423433432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108819 + ... + 112642.

It is an arithmetic number, because the mean of its divisors is an integer number (49828950).

Almost surely, 2^423433432 is an apocalyptic number.

It is an amenable number.

423433432 is a deficient number, since it is larger than the sum of its proper divisors (373829768).

423433432 is a wasteful number, since it uses less digits than its factorization.

423433432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221706 (or 221702 counting only the distinct ones).

The product of its digits is 20736, while the sum is 28.

The square root of 423433432 is about 20577.4981958449. The cubic root of 423433432 is about 750.9223804134.

Adding to 423433432 its reverse (234334324), we get a palindrome (657767756).

The spelling of 423433432 in words is "four hundred twenty-three million, four hundred thirty-three thousand, four hundred thirty-two".