28802671 has 2 divisors, whose sum is σ = 28802672. Its totient is φ = 28802670.

The previous prime is 28802659. The next prime is 28802677. The reversal of 28802671 is 17620882.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28802671 - 2⁹ = 28802159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28802677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14401335 + 14401336.

It is an arithmetic number, because the mean of its divisors is an integer number (14401336).

Almost surely, 2^28802671 is an apocalyptic number.

28802671 is a deficient number, since it is larger than the sum of its proper divisors (1).

28802671 is an equidigital number, since it uses as much as digits as its factorization.

28802671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 28802671 is about 5366.8119959618. The cubic root of 28802671 is about 306.5332486483.

The spelling of 28802671 in words is "twenty-eight million, eight hundred two thousand, six hundred seventy-one".