4538723 has 6 divisors (see below), whose sum is σ = 5279796. Its totient is φ = 3890292.

The previous prime is 4538717. The next prime is 4538731. The reversal of 4538723 is 3278354.

It is a happy number.

It is not a de Polignac number, because 4538723 - 2⁴ = 4538707 is a prime.

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 4538723.

It is not an unprimeable number, because it can be changed into a prime (4538323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46265 + ... + 46362.

It is an arithmetic number, because the mean of its divisors is an integer number (879966).

Almost surely, 2^4538723 is an apocalyptic number.

4538723 is a deficient number, since it is larger than the sum of its proper divisors (741073).

4538723 is an equidigital number, since it uses as much as digits as its factorization.

4538723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92641 (or 92634 counting only the distinct ones).

The product of its digits is 20160, while the sum is 32.

The square root of 4538723 is about 2130.4278912932. The cubic root of 4538723 is about 165.5685680774.

The spelling of 4538723 in words is "four million, five hundred thirty-eight thousand, seven hundred twenty-three".