28316822 has 8 divisors (see below), whose sum is σ = 42913416. Its totient is φ = 14012352.

The previous prime is 28316807. The next prime is 28316851. The reversal of 28316822 is 22861382.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72788 + ... + 73175.

It is an arithmetic number, because the mean of its divisors is an integer number (5364177).

Almost surely, 2^28316822 is an apocalyptic number.

28316822 is a deficient number, since it is larger than the sum of its proper divisors (14596594).

28316822 is a wasteful number, since it uses less digits than its factorization.

28316822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146062.

The product of its digits is 9216, while the sum is 32.

The square root of 28316822 is about 5321.3552784981. The cubic root of 28316822 is about 304.7999117646.

The spelling of 28316822 in words is "twenty-eight million, three hundred sixteen thousand, eight hundred twenty-two".