28534853 has 2 divisors, whose sum is σ = 28534854. Its totient is φ = 28534852.

The previous prime is 28534799. The next prime is 28534861. The reversal of 28534853 is 35843582.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22591009 + 5943844 = 4753^2 + 2438^2 .

It is a cyclic number.

It is not a de Polignac number, because 28534853 - 2¹⁰ = 28533829 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28536853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14267426 + 14267427.

It is an arithmetic number, because the mean of its divisors is an integer number (14267427).

Almost surely, 2^28534853 is an apocalyptic number.

It is an amenable number.

28534853 is a deficient number, since it is larger than the sum of its proper divisors (1).

28534853 is an equidigital number, since it uses as much as digits as its factorization.

28534853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 115200, while the sum is 38.

The square root of 28534853 is about 5341.8024111717. The cubic root of 28534853 is about 305.5802016826.

The spelling of 28534853 in words is "twenty-eight million, five hundred thirty-four thousand, eight hundred fifty-three".