28524616 has 8 divisors (see below), whose sum is σ = 53483670. Its totient is φ = 14262304.

The previous prime is 28524497. The next prime is 28524631. The reversal of 28524616 is 61642582.

It can be written as a sum of positive squares in only one way, i.e., 25462116 + 3062500 = 5046^2 + 1750^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1782781 + ... + 1782796.

Almost surely, 2^28524616 is an apocalyptic number.

It is an amenable number.

28524616 is a deficient number, since it is larger than the sum of its proper divisors (24959054).

28524616 is a wasteful number, since it uses less digits than its factorization.

28524616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3565583 (or 3565579 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 28524616 is about 5340.8441280382. The cubic root of 28524616 is about 305.5436545790.

The spelling of 28524616 in words is "twenty-eight million, five hundred twenty-four thousand, six hundred sixteen".