28395995 has 4 divisors (see below), whose sum is σ = 34075200. Its totient is φ = 22716792.

The previous prime is 28395989. The next prime is 28396019. The reversal of 28395995 is 59959382.

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

It is a cyclic number.

It is not a de Polignac number, because 28395995 - 2⁶ = 28395931 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2839595 + ... + 2839604.

It is an arithmetic number, because the mean of its divisors is an integer number (8518800).

Almost surely, 2^28395995 is an apocalyptic number.

28395995 is a deficient number, since it is larger than the sum of its proper divisors (5679205).

28395995 is an equidigital number, since it uses as much as digits as its factorization.

28395995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5679204.

The product of its digits is 874800, while the sum is 50.

The square root of 28395995 is about 5328.7892621120. The cubic root of 28395995 is about 305.0837179484.

The spelling of 28395995 in words is "twenty-eight million, three hundred ninety-five thousand, nine hundred ninety-five".