28959248 has 10 divisors (see below), whose sum is σ = 56108574. Its totient is φ = 14479616.

The previous prime is 28959223. The next prime is 28959251. The reversal of 28959248 is 84295982.

It can be written as a sum of positive squares in only one way, i.e., 20502784 + 8456464 = 4528^2 + 2908^2 .

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 as a sum of consecutive naturals, namely, 904961 + ... + 904992.

Almost surely, 2^28959248 is an apocalyptic number.

It is an amenable number.

28959248 is a deficient number, since it is larger than the sum of its proper divisors (27149326).

28959248 is a wasteful number, since it uses less digits than its factorization.

28959248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1809961 (or 1809955 counting only the distinct ones).

The product of its digits is 414720, while the sum is 47.

The square root of 28959248 is about 5381.3797487262. The cubic root of 28959248 is about 307.0877035480.

The spelling of 28959248 in words is "twenty-eight million, nine hundred fifty-nine thousand, two hundred forty-eight".