2223145424 has 20 divisors (see below), whose sum is σ = 4312773444. Its totient is φ = 1110171648.

The previous prime is 2223145387. The next prime is 2223145447. The reversal of 2223145424 is 4245413222.

It can be written as a sum of positive squares in 2 ways, for example, as 1508545600 + 714599824 = 38840^2 + 26732^2 .

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, 74417 + ... + 99920.

Almost surely, 2^2223145424 is an apocalyptic number.

It is an amenable number.

2223145424 is a deficient number, since it is larger than the sum of its proper divisors (2089628020).

2223145424 is a wasteful number, since it uses less digits than its factorization.

2223145424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175142 (or 175136 counting only the distinct ones).

The product of its digits is 15360, while the sum is 29.

The square root of 2223145424 is about 47150.2430958739. The cubic root of 2223145424 is about 1305.1365660088.

Adding to 2223145424 its reverse (4245413222), we get a palindrome (6468558646).

The spelling of 2223145424 in words is "two billion, two hundred twenty-three million, one hundred forty-five thousand, four hundred twenty-four".