28598103 has 20 divisors (see below), whose sum is σ = 43211520. Its totient is φ = 18846432.

The previous prime is 28598099. The next prime is 28598123. The reversal of 28598103 is 30189582.

It is not a de Polignac number, because 28598103 - 2² = 28598099 is a prime.

It is a congruent number.

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 19 ways as a sum of consecutive naturals, for example, 5226 + ... + 9192.

It is an arithmetic number, because the mean of its divisors is an integer number (2160576).

Almost surely, 2^28598103 is an apocalyptic number.

28598103 is a deficient number, since it is larger than the sum of its proper divisors (14613417).

28598103 is an equidigital number, since it uses as much as digits as its factorization.

28598103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4068 (or 4059 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 28598103 is about 5347.7194204633. The cubic root of 28598103 is about 305.8058168233.

The spelling of 28598103 in words is "twenty-eight million, five hundred ninety-eight thousand, one hundred three".