423244032 has 36 divisors (see below), whose sum is σ = 1126448400. Its totient is φ = 141081088.

The previous prime is 423244027. The next prime is 423244037. The reversal of 423244032 is 230442324.

It is an interprime number because it is at equal distance from previous prime (423244027) and next prime (423244037).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 423243993 and 423244011.

It is not an unprimeable number, because it can be changed into a prime (423244037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274782 + ... + 276317.

Almost surely, 2^423244032 is an apocalyptic number.

It is an amenable number.

423244032 is an abundant number, since it is smaller than the sum of its proper divisors (703204368).

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

423244032 is an equidigital number, since it uses as much as digits as its factorization.

423244032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551118 (or 551104 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 423244032 is about 20572.8955667402. The cubic root of 423244032 is about 750.8104022378.

Adding to 423244032 its reverse (230442324), we get a palindrome (653686356).

The spelling of 423244032 in words is "four hundred twenty-three million, two hundred forty-four thousand, thirty-two".