92381 has 2 divisors, whose sum is σ = 92382. Its totient is φ = 92380.

The previous prime is 92377. The next prime is 92383. The reversal of 92381 is 18329.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84100 + 8281 = 290^2 + 91^2 .

It is an emirp because it is prime and its reverse (18329) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 92381 - 2² = 92377 is a prime.

It is a super-2 number, since 2×92381² = 17068498322, which contains 22 as substring.

Together with 92383, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 16.

It is a nialpdrome in base 7.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 92381.

It is not a weakly prime, because it can be changed into another prime (92383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46190 + 46191.

It is an arithmetic number, because the mean of its divisors is an integer number (46191).

2⁹²³⁸¹ is an apocalyptic number.

It is an amenable number.

92381 is a deficient number, since it is larger than the sum of its proper divisors (1).

92381 is an equidigital number, since it uses as much as digits as its factorization.

92381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 23.

The square root of 92381 is about 303.9424287591. The cubic root of 92381 is about 45.2058062868.

The spelling of 92381 in words is "ninety-two thousand, three hundred eighty-one".