28466723 has 2 divisors, whose sum is σ = 28466724. Its totient is φ = 28466722.

The previous prime is 28466717. The next prime is 28466729. The reversal of 28466723 is 32766482.

It is a balanced prime because it is at equal distance from previous prime (28466717) and next prime (28466729).

It is a cyclic number.

It is not a de Polignac number, because 28466723 - 2⁸ = 28466467 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (28466729) 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, 14233361 + 14233362.

It is an arithmetic number, because the mean of its divisors is an integer number (14233362).

Almost surely, 2^28466723 is an apocalyptic number.

28466723 is a deficient number, since it is larger than the sum of its proper divisors (1).

28466723 is an equidigital number, since it uses as much as digits as its factorization.

28466723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 38.

The square root of 28466723 is about 5335.4215391101. The cubic root of 28466723 is about 305.3368061120.

The spelling of 28466723 in words is "twenty-eight million, four hundred sixty-six thousand, seven hundred twenty-three".