2270237 has 4 divisors (see below), whose sum is σ = 2307516. Its totient is φ = 2232960.

The previous prime is 2270201. The next prime is 2270239. The reversal of 2270237 is 7320722.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 436921 + 1833316 = 661^2 + 1354^2 .

It is a cyclic number.

It is not a de Polignac number, because 2270237 - 2⁶ = 2270173 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 (2270239) 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, 18548 + ... + 18669.

It is an arithmetic number, because the mean of its divisors is an integer number (576879).

2^2270237 is an apocalyptic number.

It is an amenable number.

2270237 is a deficient number, since it is larger than the sum of its proper divisors (37279).

2270237 is an equidigital number, since it uses as much as digits as its factorization.

2270237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37278.

The product of its (nonzero) digits is 1176, while the sum is 23.

The square root of 2270237 is about 1506.7305664916. The cubic root of 2270237 is about 131.4287565822.

Adding to 2270237 its reverse (7320722), we get a palindrome (9590959).

The spelling of 2270237 in words is "two million, two hundred seventy thousand, two hundred thirty-seven".