28589466 has 8 divisors (see below), whose sum is σ = 57178944. Its totient is φ = 9529820.

The previous prime is 28589459. The next prime is 28589497. The reversal of 28589466 is 66498582.

It is a happy number.

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

28589466 is an admirable 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, 2382450 + ... + 2382461.

It is an arithmetic number, because the mean of its divisors is an integer number (7147368).

Almost surely, 2^28589466 is an apocalyptic number.

28589466 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.

28589466 is a wasteful number, since it uses less digits than its factorization.

28589466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4764916.

The product of its digits is 829440, while the sum is 48.

The square root of 28589466 is about 5346.9118189849. The cubic root of 28589466 is about 305.7750279422.

The spelling of 28589466 in words is "twenty-eight million, five hundred eighty-nine thousand, four hundred sixty-six".