28796316 has 24 divisors (see below), whose sum is σ = 67315584. Its totient is φ = 9581040.

The previous prime is 28796297. The next prime is 28796321. The reversal of 28796316 is 61369782.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5671 + ... + 9473.

It is an arithmetic number, because the mean of its divisors is an integer number (2804816).

Almost surely, 2^28796316 is an apocalyptic number.

It is an amenable number.

28796316 is an abundant number, since it is smaller than the sum of its proper divisors (38519268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28796316 is a wasteful number, since it uses less digits than its factorization.

28796316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4441 (or 4439 counting only the distinct ones).

The product of its digits is 108864, while the sum is 42.

The square root of 28796316 is about 5366.2198985878. The cubic root of 28796316 is about 306.5107025670.

The spelling of 28796316 in words is "twenty-eight million, seven hundred ninety-six thousand, three hundred sixteen".