1423243424 has 24 divisors (see below), whose sum is σ = 2803004820. Its totient is φ = 711369216.

The previous prime is 1423243421. The next prime is 1423243429. The reversal of 1423243424 is 4243423241.

It can be written as a sum of positive squares in 2 ways, for example, as 1408651024 + 14592400 = 37532^2 + 3820^2 .

It is not an unprimeable number, because it can be changed into a prime (1423243421) 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, 111482 + ... + 123590.

Almost surely, 2^1423243424 is an apocalyptic number.

It is an amenable number.

1423243424 is a deficient number, since it is larger than the sum of its proper divisors (1379761396).

1423243424 is a wasteful number, since it uses less digits than its factorization.

1423243424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15792 (or 15784 counting only the distinct ones).

The product of its digits is 18432, while the sum is 29.

The square root of 1423243424 is about 37725.8985843942. The cubic root of 1423243424 is about 1124.8459835905.

Adding to 1423243424 its reverse (4243423241), we get a palindrome (5666666665).

The spelling of 1423243424 in words is "one billion, four hundred twenty-three million, two hundred forty-three thousand, four hundred twenty-four".