28835357 has 2 divisors, whose sum is σ = 28835358. Its totient is φ = 28835356.

The previous prime is 28835351. The next prime is 28835431. The reversal of 28835357 is 75353882.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27730756 + 1104601 = 5266^2 + 1051^2 .

It is a cyclic number.

It is not a de Polignac number, because 28835357 - 2⁸ = 28835101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28835351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14417678 + 14417679.

It is an arithmetic number, because the mean of its divisors is an integer number (14417679).

Almost surely, 2^28835357 is an apocalyptic number.

It is an amenable number.

28835357 is a deficient number, since it is larger than the sum of its proper divisors (1).

28835357 is an equidigital number, since it uses as much as digits as its factorization.

28835357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 41.

The square root of 28835357 is about 5369.8563295492. The cubic root of 28835357 is about 306.6491587096.

It can be divided in two parts, 28835 and 357, that added together give a palindrome (29192).

The spelling of 28835357 in words is "twenty-eight million, eight hundred thirty-five thousand, three hundred fifty-seven".