28524652 has 24 divisors (see below), whose sum is σ = 55012496. Its totient is φ = 12858048.

The previous prime is 28524649. The next prime is 28524667. The reversal of 28524652 is 25642582.

It is a super-2 number, since 2×28524652² = 1627311543442208, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 4143 + ... + 8614.

Almost surely, 2^28524652 is an apocalyptic number.

It is an amenable number.

28524652 is a deficient number, since it is larger than the sum of its proper divisors (26487844).

28524652 is a wasteful number, since it uses less digits than its factorization.

28524652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12817 (or 12815 counting only the distinct ones).

The product of its digits is 38400, while the sum is 34.

The square root of 28524652 is about 5340.8474982909. The cubic root of 28524652 is about 305.5437831179.

The spelling of 28524652 in words is "twenty-eight million, five hundred twenty-four thousand, six hundred fifty-two".