28226353 has 2 divisors, whose sum is σ = 28226354. Its totient is φ = 28226352.

The previous prime is 28226351. The next prime is 28226377. The reversal of 28226353 is 35362282.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26132544 + 2093809 = 5112^2 + 1447^2 .

It is a cyclic number.

It is not a de Polignac number, because 28226353 - 2¹ = 28226351 is a prime.

Together with 28226351, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (28226351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14113176 + 14113177.

It is an arithmetic number, because the mean of its divisors is an integer number (14113177).

Almost surely, 2^28226353 is an apocalyptic number.

It is an amenable number.

28226353 is a deficient number, since it is larger than the sum of its proper divisors (1).

28226353 is an equidigital number, since it uses as much as digits as its factorization.

28226353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 31.

The square root of 28226353 is about 5312.8479180191. The cubic root of 28226353 is about 304.4749652044.

The spelling of 28226353 in words is "twenty-eight million, two hundred twenty-six thousand, three hundred fifty-three".