28598135 has 16 divisors (see below), whose sum is σ = 36257760. Its totient is φ = 21594240.

The previous prime is 28598123. The next prime is 28598149. The reversal of 28598135 is 53189582.

It is not a de Polignac number, because 28598135 - 2⁶ = 28598071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28598092 and 28598101.

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 in 15 ways as a sum of consecutive naturals, for example, 43469 + ... + 44121.

It is an arithmetic number, because the mean of its divisors is an integer number (2266110).

Almost surely, 2^28598135 is an apocalyptic number.

28598135 is a deficient number, since it is larger than the sum of its proper divisors (7659625).

28598135 is a wasteful number, since it uses less digits than its factorization.

28598135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138.

The product of its digits is 86400, while the sum is 41.

The square root of 28598135 is about 5347.7224123920. The cubic root of 28598135 is about 305.8059308843.

The spelling of 28598135 in words is "twenty-eight million, five hundred ninety-eight thousand, one hundred thirty-five".