28342316 has 24 divisors (see below), whose sum is σ = 51903936. Its totient is φ = 13527680.

The previous prime is 28342313. The next prime is 28342343. The reversal of 28342316 is 61324382.

It is not an unprimeable number, because it can be changed into a prime (28342313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5870 + ... + 9546.

It is an arithmetic number, because the mean of its divisors is an integer number (2162664).

Almost surely, 2^28342316 is an apocalyptic number.

It is an amenable number.

28342316 is a deficient number, since it is larger than the sum of its proper divisors (23561620).

28342316 is a wasteful number, since it uses less digits than its factorization.

28342316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3769 (or 3767 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 28342316 is about 5323.7501819676. The cubic root of 28342316 is about 304.8913560909.

Adding to 28342316 its reverse (61324382), we get a palindrome (89666698).

The spelling of 28342316 in words is "twenty-eight million, three hundred forty-two thousand, three hundred sixteen".