28356035 has 4 divisors (see below), whose sum is σ = 34027248. Its totient is φ = 22684824.

The previous prime is 28356019. The next prime is 28356043. The reversal of 28356035 is 53065382.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53065382 = 2 ⋅26532691.

It is a cyclic number.

It is not a de Polignac number, because 28356035 - 2⁴ = 28356019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 28355992 and 28356010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2835599 + ... + 2835608.

It is an arithmetic number, because the mean of its divisors is an integer number (8506812).

Almost surely, 2^28356035 is an apocalyptic number.

28356035 is a deficient number, since it is larger than the sum of its proper divisors (5671213).

28356035 is an equidigital number, since it uses as much as digits as its factorization.

28356035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5671212.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 28356035 is about 5325.0384975134. The cubic root of 28356035 is about 304.9405420244.

The spelling of 28356035 in words is "twenty-eight million, three hundred fifty-six thousand, thirty-five".