28853807 has 2 divisors, whose sum is σ = 28853808. Its totient is φ = 28853806.

The previous prime is 28853801. The next prime is 28853809. The reversal of 28853807 is 70835882.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28853807 - 2⁸ = 28853551 is a prime.

Together with 28853809, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28853801) by changing a digit.

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 as a sum of consecutive naturals, namely, 14426903 + 14426904.

It is an arithmetic number, because the mean of its divisors is an integer number (14426904).

Almost surely, 2^28853807 is an apocalyptic number.

28853807 is a deficient number, since it is larger than the sum of its proper divisors (1).

28853807 is an equidigital number, since it uses as much as digits as its factorization.

28853807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 107520, while the sum is 41.

The square root of 28853807 is about 5371.5739778951. The cubic root of 28853807 is about 306.7145468456.

The spelling of 28853807 in words is "twenty-eight million, eight hundred fifty-three thousand, eight hundred seven".