28806594 has 8 divisors (see below), whose sum is σ = 57613200. Its totient is φ = 9602196.

The previous prime is 28806577. The next prime is 28806607. The reversal of 28806594 is 49560882.

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

28806594 is an admirable number.

It is a Curzon 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, 2400544 + ... + 2400555.

It is an arithmetic number, because the mean of its divisors is an integer number (7201650).

Almost surely, 2^28806594 is an apocalyptic number.

28806594 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.

28806594 is a wasteful number, since it uses less digits than its factorization.

28806594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4801104.

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 28806594 is about 5367.1774705146. The cubic root of 28806594 is about 306.5471648963.

The spelling of 28806594 in words is "twenty-eight million, eight hundred six thousand, five hundred ninety-four".