28598122 has 16 divisors (see below), whose sum is σ = 49533120. Its totient is φ = 12129408.

The previous prime is 28598099. The next prime is 28598123. The reversal of 28598122 is 22189582.

It is not an unprimeable number, because it can be changed into a prime (28598123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9172 + ... + 11887.

It is an arithmetic number, because the mean of its divisors is an integer number (3095820).

Almost surely, 2^28598122 is an apocalyptic number.

28598122 is a deficient number, since it is larger than the sum of its proper divisors (20934998).

28598122 is a wasteful number, since it uses less digits than its factorization.

28598122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21165.

The product of its digits is 23040, while the sum is 37.

The square root of 28598122 is about 5347.7211969212. The cubic root of 28598122 is about 305.8058845470.

The spelling of 28598122 in words is "twenty-eight million, five hundred ninety-eight thousand, one hundred twenty-two".