28244353 has 2 divisors, whose sum is σ = 28244354. Its totient is φ = 28244352.

The previous prime is 28244341. The next prime is 28244369. The reversal of 28244353 is 35344282.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28227969 + 16384 = 5313^2 + 128^2 .

It is a cyclic number.

It is not a de Polignac number, because 28244353 - 2²¹ = 26147201 is a prime.

It is not a weakly prime, because it can be changed into another prime (28244323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14122176 + 14122177.

It is an arithmetic number, because the mean of its divisors is an integer number (14122177).

Almost surely, 2^28244353 is an apocalyptic number.

It is an amenable number.

28244353 is a deficient number, since it is larger than the sum of its proper divisors (1).

28244353 is an equidigital number, since it uses as much as digits as its factorization.

28244353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 31.

The square root of 28244353 is about 5314.5416547431. The cubic root of 28244353 is about 304.5396728767.

The spelling of 28244353 in words is "twenty-eight million, two hundred forty-four thousand, three hundred fifty-three".