28598456 has 16 divisors (see below), whose sum is σ = 53781000. Its totient is φ = 14256864.

The previous prime is 28598441. The next prime is 28598491. The reversal of 28598456 is 65489582.

It is a self number, because there is not a number n which added to its sum of digits gives 28598456.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2330 + ... + 7913.

Almost surely, 2^28598456 is an apocalyptic number.

It is an amenable number.

28598456 is a deficient number, since it is larger than the sum of its proper divisors (25182544).

28598456 is a wasteful number, since it uses less digits than its factorization.

28598456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10598 (or 10594 counting only the distinct ones).

The product of its digits is 691200, while the sum is 47.

The square root of 28598456 is about 5347.7524250848. The cubic root of 28598456 is about 305.8070750537.

The spelling of 28598456 in words is "twenty-eight million, five hundred ninety-eight thousand, four hundred fifty-six".