28852693 has 2 divisors, whose sum is σ = 28852694. Its totient is φ = 28852692.

The previous prime is 28852673. The next prime is 28852721. The reversal of 28852693 is 39625882.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24621444 + 4231249 = 4962^2 + 2057^2 .

It is a cyclic number.

It is not a de Polignac number, because 28852693 - 2²¹ = 26755541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28852673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14426346 + 14426347.

It is an arithmetic number, because the mean of its divisors is an integer number (14426347).

Almost surely, 2^28852693 is an apocalyptic number.

It is an amenable number.

28852693 is a deficient number, since it is larger than the sum of its proper divisors (1).

28852693 is an equidigital number, since it uses as much as digits as its factorization.

28852693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 43.

The square root of 28852693 is about 5371.4702828928. The cubic root of 28852693 is about 306.7105995398.

The spelling of 28852693 in words is "twenty-eight million, eight hundred fifty-two thousand, six hundred ninety-three".