2238861707 has 2 divisors, whose sum is σ = 2238861708. Its totient is φ = 2238861706.

The previous prime is 2238861629. The next prime is 2238861761. The reversal of 2238861707 is 7071688322.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2238861707 - 2¹⁸ = 2238599563 is a prime.

It is not a weakly prime, because it can be changed into another prime (2238861787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1119430853 + 1119430854.

It is an arithmetic number, because the mean of its divisors is an integer number (1119430854).

Almost surely, 2^2238861707 is an apocalyptic number.

2238861707 is a deficient number, since it is larger than the sum of its proper divisors (1).

2238861707 is an equidigital number, since it uses as much as digits as its factorization.

2238861707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 44.

The square root of 2238861707 is about 47316.6113220294. The cubic root of 2238861707 is about 1308.2048536725.

The spelling of 2238861707 in words is "two billion, two hundred thirty-eight million, eight hundred sixty-one thousand, seven hundred seven".