2270239 has 2 divisors, whose sum is σ = 2270240. Its totient is φ = 2270238.

The previous prime is 2270201. The next prime is 2270249. The reversal of 2270239 is 9320722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2270239 - 2⁷ = 2270111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2270249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1135119 + 1135120.

It is an arithmetic number, because the mean of its divisors is an integer number (1135120).

2^2270239 is an apocalyptic number.

2270239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2270239 is an equidigital number, since it uses as much as digits as its factorization.

2270239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 2270239 is about 1506.7312301801. The cubic root of 2270239 is about 131.4287951770.

The spelling of 2270239 in words is "two million, two hundred seventy thousand, two hundred thirty-nine".