237973 has 2 divisors, whose sum is σ = 237974. Its totient is φ = 237972.

The previous prime is 237971. The next prime is 237977. The reversal of 237973 is 379732.

237973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131044 + 106929 = 362^2 + 327^2 .

It is a cyclic number.

It is not a de Polignac number, because 237973 - 2¹ = 237971 is a prime.

It is a super-2 number, since 2×237973² = 113262297458, which contains 22 as substring.

Together with 237971, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 2⁵ + 3⁷ + 9⁵ + 7 + 7⁶ + 3¹⁰ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (237971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118986 + 118987.

It is an arithmetic number, because the mean of its divisors is an integer number (118987).

2²³⁷⁹⁷³ is an apocalyptic number.

It is an amenable number.

237973 is a deficient number, since it is larger than the sum of its proper divisors (1).

237973 is an equidigital number, since it uses as much as digits as its factorization.

237973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7938, while the sum is 31.

The square root of 237973 is about 487.8247636191. The cubic root of 237973 is about 61.9692007970.

The spelling of 237973 in words is "two hundred thirty-seven thousand, nine hundred seventy-three".