4128573 has 4 divisors (see below), whose sum is σ = 5504768. Its totient is φ = 2752380.

The previous prime is 4128557. The next prime is 4128581. The reversal of 4128573 is 3758214.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4128573 - 2⁴ = 4128557 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4128573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4128533) 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, 688093 + ... + 688098.

It is an arithmetic number, because the mean of its divisors is an integer number (1376192).

Almost surely, 2^4128573 is an apocalyptic number.

It is an amenable number.

4128573 is a deficient number, since it is larger than the sum of its proper divisors (1376195).

4128573 is a wasteful number, since it uses less digits than its factorization.

4128573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376194.

The product of its digits is 6720, while the sum is 30.

The square root of 4128573 is about 2031.8890225600. The cubic root of 4128573 is about 160.4230082686.

The spelling of 4128573 in words is "four million, one hundred twenty-eight thousand, five hundred seventy-three".