4224140523 has 20 divisors (see below), whose sum is σ = 6359837440. Its totient is φ = 2793912912.

The previous prime is 4224140521. The next prime is 4224140537. The reversal of 4224140523 is 3250414224.

It is not a de Polignac number, because 4224140523 - 2¹ = 4224140521 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4224140521) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 195028 + ... + 215601.

It is an arithmetic number, because the mean of its divisors is an integer number (317991872).

Almost surely, 2^4224140523 is an apocalyptic number.

4224140523 is a deficient number, since it is larger than the sum of its proper divisors (2135696917).

4224140523 is a wasteful number, since it uses less digits than its factorization.

4224140523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410768 (or 410759 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 4224140523 is about 64993.3883021958. The cubic root of 4224140523 is about 1616.5139337815.

Adding to 4224140523 its reverse (3250414224), we get a palindrome (7474554747).

The spelling of 4224140523 in words is "four billion, two hundred twenty-four million, one hundred forty thousand, five hundred twenty-three".