83238427 has 2 divisors, whose sum is σ = 83238428. Its totient is φ = 83238426.

The previous prime is 83238413. The next prime is 83238433. The reversal of 83238427 is 72483238.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83238427 - 2¹⁵ = 83205659 is a prime.

It is a super-3 number, since 3×83238427³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (83238227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41619213 + 41619214.

It is an arithmetic number, because the mean of its divisors is an integer number (41619214).

Almost surely, 2^83238427 is an apocalyptic number.

83238427 is a deficient number, since it is larger than the sum of its proper divisors (1).

83238427 is an equidigital number, since it uses as much as digits as its factorization.

83238427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64512, while the sum is 37.

The square root of 83238427 is about 9123.5095769117. The cubic root of 83238427 is about 436.6243527425.

The spelling of 83238427 in words is "eighty-three million, two hundred thirty-eight thousand, four hundred twenty-seven".