423441224 has 24 divisors (see below), whose sum is σ = 829981110. Its totient is φ = 202513344.

The previous prime is 423441211. The next prime is 423441229. The reversal of 423441224 is 422144324.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 364428100 + 59013124 = 19090^2 + 7682^2 .

It is a junction number, because it is equal to n+sod(n) for n = 423441193 and 423441202.

It is not an unprimeable number, because it can be changed into a prime (423441229) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45797 + ... + 54260.

Almost surely, 2^423441224 is an apocalyptic number.

It is an amenable number.

423441224 is a deficient number, since it is larger than the sum of its proper divisors (406539886).

423441224 is a wasteful number, since it uses less digits than its factorization.

423441224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100109 (or 100082 counting only the distinct ones).

The product of its digits is 6144, while the sum is 26.

The square root of 423441224 is about 20577.6875279998. The cubic root of 423441224 is about 750.9269865300.

Adding to 423441224 its reverse (422144324), we get a palindrome (845585548).

The spelling of 423441224 in words is "four hundred twenty-three million, four hundred forty-one thousand, two hundred twenty-four".