2387237 has 2 divisors, whose sum is σ = 2387238. Its totient is φ = 2387236.

The previous prime is 2387221. The next prime is 2387243. The reversal of 2387237 is 7327832.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1985281 + 401956 = 1409^2 + 634^2 .

It is a cyclic number.

It is not a de Polignac number, because 2387237 - 2⁴ = 2387221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2387207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1193618 + 1193619.

It is an arithmetic number, because the mean of its divisors is an integer number (1193619).

2^2387237 is an apocalyptic number.

It is an amenable number.

2387237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2387237 is an equidigital number, since it uses as much as digits as its factorization.

2387237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112, while the sum is 32.

The square root of 2387237 is about 1545.0686068910. The cubic root of 2387237 is about 133.6488354880.

The spelling of 2387237 in words is "two million, three hundred eighty-seven thousand, two hundred thirty-seven".