18248833 has 2 divisors, whose sum is σ = 18248834. Its totient is φ = 18248832.

The previous prime is 18248809. The next prime is 18248849. The reversal of 18248833 is 33884281.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12759184 + 5489649 = 3572^2 + 2343^2 .

It is a cyclic number.

It is not a de Polignac number, because 18248833 - 2¹³ = 18240641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18248792 and 18248801.

It is not a weakly prime, because it can be changed into another prime (18248033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9124416 + 9124417.

It is an arithmetic number, because the mean of its divisors is an integer number (9124417).

Almost surely, 2^18248833 is an apocalyptic number.

It is an amenable number.

18248833 is a deficient number, since it is larger than the sum of its proper divisors (1).

18248833 is an equidigital number, since it uses as much as digits as its factorization.

18248833 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36864, while the sum is 37.

The square root of 18248833 is about 4271.8652834564. The cubic root of 18248833 is about 263.2762594178.

The spelling of 18248833 in words is "eighteen million, two hundred forty-eight thousand, eight hundred thirty-three".