28573459 has 2 divisors, whose sum is σ = 28573460. Its totient is φ = 28573458.

The previous prime is 28573417. The next prime is 28573469. The reversal of 28573459 is 95437582.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28573459 - 2¹³ = 28565267 is a prime.

It is not a weakly prime, because it can be changed into another prime (28573469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14286729 + 14286730.

It is an arithmetic number, because the mean of its divisors is an integer number (14286730).

Almost surely, 2^28573459 is an apocalyptic number.

28573459 is a deficient number, since it is larger than the sum of its proper divisors (1).

28573459 is an equidigital number, since it uses as much as digits as its factorization.

28573459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 43.

The square root of 28573459 is about 5345.4147640758. The cubic root of 28573459 is about 305.7179503385.

The spelling of 28573459 in words is "twenty-eight million, five hundred seventy-three thousand, four hundred fifty-nine".