28314582 has 8 divisors (see below), whose sum is σ = 56629176. Its totient is φ = 9438192.

The previous prime is 28314581. The next prime is 28314589. The reversal of 28314582 is 28541382.

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

28314582 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28314581) 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, 2359543 + ... + 2359554.

It is an arithmetic number, because the mean of its divisors is an integer number (7078647).

Almost surely, 2^28314582 is an apocalyptic number.

28314582 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

28314582 is a wasteful number, since it uses less digits than its factorization.

28314582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4719102.

The product of its digits is 15360, while the sum is 33.

The square root of 28314582 is about 5321.1448016381. The cubic root of 28314582 is about 304.7918744949.

The spelling of 28314582 in words is "twenty-eight million, three hundred fourteen thousand, five hundred eighty-two".