28595194 has 4 divisors (see below), whose sum is σ = 42892794. Its totient is φ = 14297596.

The previous prime is 28595159. The next prime is 28595227. The reversal of 28595194 is 49159582.

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

It can be written as a sum of positive squares in only one way, i.e., 23474025 + 5121169 = 4845^2 + 2263^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 28595194.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7148797 + ... + 7148800.

Almost surely, 2^28595194 is an apocalyptic number.

28595194 is a deficient number, since it is larger than the sum of its proper divisors (14297600).

28595194 is a wasteful number, since it uses less digits than its factorization.

28595194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14297599.

The product of its digits is 129600, while the sum is 43.

The square root of 28595194 is about 5347.4474284466. The cubic root of 28595194 is about 305.7954476124.

The spelling of 28595194 in words is "twenty-eight million, five hundred ninety-five thousand, one hundred ninety-four".