4248281 has 2 divisors, whose sum is σ = 4248282. Its totient is φ = 4248280.

The previous prime is 4248259. The next prime is 4248287. The reversal of 4248281 is 1828424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3575881 + 672400 = 1891^2 + 820^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4248281 is a prime.

It is a super-2 number, since 2×4248281² = 36095782909922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4248287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2124140 + 2124141.

It is an arithmetic number, because the mean of its divisors is an integer number (2124141).

Almost surely, 2^4248281 is an apocalyptic number.

It is an amenable number.

4248281 is a deficient number, since it is larger than the sum of its proper divisors (1).

4248281 is an equidigital number, since it uses as much as digits as its factorization.

4248281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4096, while the sum is 29.

The square root of 4248281 is about 2061.1358519030. The cubic root of 4248281 is about 161.9587483240.

The spelling of 4248281 in words is "four million, two hundred forty-eight thousand, two hundred eighty-one".