28823248 has 10 divisors (see below), whose sum is σ = 55845074. Its totient is φ = 14411616.

The previous prime is 28823243. The next prime is 28823251. The reversal of 28823248 is 84232882.

It can be written as a sum of positive squares in only one way, i.e., 16064064 + 12759184 = 4008^2 + 3572^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28823243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 900711 + ... + 900742.

Almost surely, 2^28823248 is an apocalyptic number.

It is an amenable number.

28823248 is a deficient number, since it is larger than the sum of its proper divisors (27021826).

28823248 is a wasteful number, since it uses less digits than its factorization.

28823248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1801461 (or 1801455 counting only the distinct ones).

The product of its digits is 49152, while the sum is 37.

The square root of 28823248 is about 5368.7287135783. The cubic root of 28823248 is about 306.6062283752.

The spelling of 28823248 in words is "twenty-eight million, eight hundred twenty-three thousand, two hundred forty-eight".