28873367 has 2 divisors, whose sum is σ = 28873368. Its totient is φ = 28873366.

The previous prime is 28873363. The next prime is 28873381. The reversal of 28873367 is 76337882.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28873367 - 2² = 28873363 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28873363) 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, 14436683 + 14436684.

It is an arithmetic number, because the mean of its divisors is an integer number (14436684).

Almost surely, 2^28873367 is an apocalyptic number.

28873367 is a deficient number, since it is larger than the sum of its proper divisors (1).

28873367 is an equidigital number, since it uses as much as digits as its factorization.

28873367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 44.

The square root of 28873367 is about 5373.3943648312. The cubic root of 28873367 is about 306.7838384691.

The spelling of 28873367 in words is "twenty-eight million, eight hundred seventy-three thousand, three hundred sixty-seven".