4199281 has 2 divisors, whose sum is σ = 4199282. Its totient is φ = 4199280.

The previous prime is 4199269. The next prime is 4199297. The reversal of 4199281 is 1829914.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3389281 + 810000 = 1841^2 + 900^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4199281 is a prime.

It is a super-2 number, since 2×4199281² = 35267921833922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4199201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2099640 + 2099641.

It is an arithmetic number, because the mean of its divisors is an integer number (2099641).

Almost surely, 2^4199281 is an apocalyptic number.

It is an amenable number.

4199281 is a deficient number, since it is larger than the sum of its proper divisors (1).

4199281 is an equidigital number, since it uses as much as digits as its factorization.

4199281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 34.

The square root of 4199281 is about 2049.2147276457. The cubic root of 4199281 is about 161.3336572898. Note that the first 3 decimals are identical.

The spelling of 4199281 in words is "four million, one hundred ninety-nine thousand, two hundred eighty-one".