18332341 has 4 divisors (see below), whose sum is σ = 19410732. Its totient is φ = 17253952.

The previous prime is 18332297. The next prime is 18332387. The reversal of 18332341 is 14323381.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14323381 = 257 ⋅55733.

It can be written as a sum of positive squares in 2 ways, for example, as 13727025 + 4605316 = 3705^2 + 2146^2 .

It is a cyclic number.

It is not a de Polignac number, because 18332341 - 2⁷ = 18332213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18332441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539170 + ... + 539203.

It is an arithmetic number, because the mean of its divisors is an integer number (4852683).

Almost surely, 2^18332341 is an apocalyptic number.

It is an amenable number.

18332341 is a deficient number, since it is larger than the sum of its proper divisors (1078391).

18332341 is a wasteful number, since it uses less digits than its factorization.

18332341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078390.

The product of its digits is 1728, while the sum is 25.

The square root of 18332341 is about 4281.6283117524. The cubic root of 18332341 is about 263.6772389006.

The spelling of 18332341 in words is "eighteen million, three hundred thirty-two thousand, three hundred forty-one".