28716153 has 4 divisors (see below), whose sum is σ = 38288208. Its totient is φ = 19144100.

The previous prime is 28716143. The next prime is 28716173. The reversal of 28716153 is 35161782.

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 a cyclic number.

It is not a de Polignac number, because 28716153 - 2¹⁸ = 28454009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28716143) 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, 4786023 + ... + 4786028.

It is an arithmetic number, because the mean of its divisors is an integer number (9572052).

Almost surely, 2^28716153 is an apocalyptic number.

It is an amenable number.

28716153 is a deficient number, since it is larger than the sum of its proper divisors (9572055).

28716153 is an equidigital number, since it uses as much as digits as its factorization.

28716153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9572054.

The product of its digits is 10080, while the sum is 33.

The square root of 28716153 is about 5358.7454688574. The cubic root of 28716153 is about 306.2260173917.

The spelling of 28716153 in words is "twenty-eight million, seven hundred sixteen thousand, one hundred fifty-three".