4257239164 has 12 divisors (see below), whose sum is σ = 7576443000. Its totient is φ = 2092541168.

The previous prime is 4257239149. The next prime is 4257239167. The reversal of 4257239164 is 4619327524.

4257239164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 4257239164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4257239167) 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, 9019339 + ... + 9019810.

It is an arithmetic number, because the mean of its divisors is an integer number (631370250).

Almost surely, 2^4257239164 is an apocalyptic number.

It is an amenable number.

4257239164 is a deficient number, since it is larger than the sum of its proper divisors (3319203836).

4257239164 is a wasteful number, since it uses less digits than its factorization.

4257239164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18039212 (or 18039210 counting only the distinct ones).

The product of its digits is 362880, while the sum is 43.

The square root of 4257239164 is about 65247.5222824591. The cubic root of 4257239164 is about 1620.7250684092.

The spelling of 4257239164 in words is "four billion, two hundred fifty-seven million, two hundred thirty-nine thousand, one hundred sixty-four".