1423044424 has 8 divisors (see below), whose sum is σ = 2668208310. Its totient is φ = 711522208.

The previous prime is 1423044421. The next prime is 1423044433. The reversal of 1423044424 is 4244403241.

It can be written as a sum of positive squares in only one way, i.e., 1422647524 + 396900 = 37718^2 + 630^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1423044392 and 1423044401.

It is not an unprimeable number, because it can be changed into a prime (1423044421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88940269 + ... + 88940284.

Almost surely, 2^1423044424 is an apocalyptic number.

It is an amenable number.

1423044424 is a deficient number, since it is larger than the sum of its proper divisors (1245163886).

1423044424 is a wasteful number, since it uses less digits than its factorization.

1423044424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177880559 (or 177880555 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

The square root of 1423044424 is about 37723.2610467335. The cubic root of 1423044424 is about 1124.7935552706.

Adding to 1423044424 its reverse (4244403241), we get a palindrome (5667447665).

The spelling of 1423044424 in words is "one billion, four hundred twenty-three million, forty-four thousand, four hundred twenty-four".