28132594 has 16 divisors (see below), whose sum is σ = 48889728. Its totient is φ = 11891232.

The previous prime is 28132589. The next prime is 28132607. The reversal of 28132594 is 49523182.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12742 + ... + 14785.

It is an arithmetic number, because the mean of its divisors is an integer number (3055608).

Almost surely, 2^28132594 is an apocalyptic number.

28132594 is a deficient number, since it is larger than the sum of its proper divisors (20757134).

28132594 is a wasteful number, since it uses less digits than its factorization.

28132594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27609.

The product of its digits is 17280, while the sum is 34.

The square root of 28132594 is about 5304.0167797623. The cubic root of 28132594 is about 304.1374681256.

The spelling of 28132594 in words is "twenty-eight million, one hundred thirty-two thousand, five hundred ninety-four".