18482641 has 2 divisors, whose sum is σ = 18482642. Its totient is φ = 18482640.

The previous prime is 18482627. The next prime is 18482683. The reversal of 18482641 is 14628481.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10240000 + 8242641 = 3200^2 + 2871^2 .

It is a cyclic number.

It is not a de Polignac number, because 18482641 - 2¹¹ = 18480593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18482597 and 18482606.

It is not a weakly prime, because it can be changed into another prime (18482141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9241320 + 9241321.

It is an arithmetic number, because the mean of its divisors is an integer number (9241321).

Almost surely, 2^18482641 is an apocalyptic number.

It is an amenable number.

18482641 is a deficient number, since it is larger than the sum of its proper divisors (1).

18482641 is an equidigital number, since it uses as much as digits as its factorization.

18482641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12288, while the sum is 34.

The square root of 18482641 is about 4299.1442171669. The cubic root of 18482641 is about 264.3958755058.

It can be divided in two parts, 1848 and 2641, that added together give a square (4489 = 67²).

The spelling of 18482641 in words is "eighteen million, four hundred eighty-two thousand, six hundred forty-one".