28600118 has 4 divisors (see below), whose sum is σ = 42900180. Its totient is φ = 14300058.

The previous prime is 28600097. The next prime is 28600123. The reversal of 28600118 is 81100682.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×28600118² = 1635933499227848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7150028 + ... + 7150031.

It is an arithmetic number, because the mean of its divisors is an integer number (10725045).

Almost surely, 2^28600118 is an apocalyptic number.

28600118 is a deficient number, since it is larger than the sum of its proper divisors (14300062).

28600118 is a wasteful number, since it uses less digits than its factorization.

28600118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14300061.

The product of its (nonzero) digits is 768, while the sum is 26.

The square root of 28600118 is about 5347.9078152115. The cubic root of 28600118 is about 305.8129989343.

The spelling of 28600118 in words is "twenty-eight million, six hundred thousand, one hundred eighteen".