2238650017 has 2 divisors, whose sum is σ = 2238650018. Its totient is φ = 2238650016.

The previous prime is 2238649991. The next prime is 2238650023. The reversal of 2238650017 is 7100568322.

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., 2228689681 + 9960336 = 47209^2 + 3156^2 .

It is a cyclic number.

It is not a de Polignac number, because 2238650017 - 2¹¹ = 2238647969 is a prime.

It is a super-2 number, since 2×2238650017² = 10023107797228200578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2238650077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1119325008 + 1119325009.

It is an arithmetic number, because the mean of its divisors is an integer number (1119325009).

Almost surely, 2^2238650017 is an apocalyptic number.

It is an amenable number.

2238650017 is a deficient number, since it is larger than the sum of its proper divisors (1).

2238650017 is an equidigital number, since it uses as much as digits as its factorization.

2238650017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 2238650017 is about 47314.3743169029. The cubic root of 2238650017 is about 1308.1636210209.

The spelling of 2238650017 in words is "two billion, two hundred thirty-eight million, six hundred fifty thousand, seventeen".