28441316 has 6 divisors (see below), whose sum is σ = 49772310. Its totient is φ = 14220656.

The previous prime is 28441313. The next prime is 28441319. The reversal of 28441316 is 61314482.

It is an interprime number because it is at equal distance from previous prime (28441313) and next prime (28441319).

It can be written as a sum of positive squares in only one way, i.e., 26481316 + 1960000 = 5146^2 + 1400^2 .

It is not an unprimeable number, because it can be changed into a prime (28441313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3555161 + ... + 3555168.

It is an arithmetic number, because the mean of its divisors is an integer number (8295385).

Almost surely, 2^28441316 is an apocalyptic number.

It is an amenable number.

28441316 is a deficient number, since it is larger than the sum of its proper divisors (21330994).

28441316 is a wasteful number, since it uses less digits than its factorization.

28441316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7110333 (or 7110331 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 28441316 is about 5333.0400336018. The cubic root of 28441316 is about 305.2459397656.

Adding to 28441316 its reverse (61314482), we get a palindrome (89755798).

The spelling of 28441316 in words is "twenty-eight million, four hundred forty-one thousand, three hundred sixteen".