28524536 has 8 divisors (see below), whose sum is σ = 53483520. Its totient is φ = 14262264.

The previous prime is 28524497. The next prime is 28524631. The reversal of 28524536 is 63542582.

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

It is a junction number, because it is equal to n+sod(n) for n = 28524496 and 28524505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1782776 + ... + 1782791.

It is an arithmetic number, because the mean of its divisors is an integer number (6685440).

Almost surely, 2^28524536 is an apocalyptic number.

It is an amenable number.

28524536 is a deficient number, since it is larger than the sum of its proper divisors (24958984).

28524536 is a wasteful number, since it uses less digits than its factorization.

28524536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3565573 (or 3565569 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 28524536 is about 5340.8366385801. The cubic root of 28524536 is about 305.5433689367.

The spelling of 28524536 in words is "twenty-eight million, five hundred twenty-four thousand, five hundred thirty-six".