1824281 has 2 divisors, whose sum is σ = 1824282. Its totient is φ = 1824280.

The previous prime is 1824271. The next prime is 1824289.

1824281 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1651225 + 173056 = 1285^2 + 416^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 1824281 - 2¹⁰ = 1823257 is a prime.

It is a super-2 number, since 2×1824281² = 6656002333922, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1824281.

It is not a weakly prime, because it can be changed into another prime (1824289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 912140 + 912141.

It is an arithmetic number, because the mean of its divisors is an integer number (912141).

2^1824281 is an apocalyptic number.

It is an amenable number.

1824281 is a deficient number, since it is larger than the sum of its proper divisors (1).

1824281 is an equidigital number, since it uses as much as digits as its factorization.

1824281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1024, while the sum is 26.

The square root of 1824281 is about 1350.6594685560. The cubic root of 1824281 is about 122.1885689103.

The spelling of 1824281 in words is "one million, eight hundred twenty-four thousand, two hundred eighty-one".