28848723 has 4 divisors (see below), whose sum is σ = 38464968. Its totient is φ = 19232480.

The previous prime is 28848713. The next prime is 28848751. The reversal of 28848723 is 32784882.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 28848723 - 2⁵ = 28848691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28848713) 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, 4808118 + ... + 4808123.

It is an arithmetic number, because the mean of its divisors is an integer number (9616242).

Almost surely, 2^28848723 is an apocalyptic number.

28848723 is a deficient number, since it is larger than the sum of its proper divisors (9616245).

28848723 is an equidigital number, since it uses as much as digits as its factorization.

28848723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9616244.

The product of its digits is 172032, while the sum is 42.

The square root of 28848723 is about 5371.1007251773. The cubic root of 28848723 is about 306.6965315643.

The spelling of 28848723 in words is "twenty-eight million, eight hundred forty-eight thousand, seven hundred twenty-three".