2287938089 has 2 divisors, whose sum is σ = 2287938090. Its totient is φ = 2287938088.

The previous prime is 2287938011. The next prime is 2287938101. The reversal of 2287938089 is 9808397822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1510643689 + 777294400 = 38867^2 + 27880^2 .

It is a cyclic number.

It is not a de Polignac number, because 2287938089 - 2⁸ = 2287937833 is a prime.

It is not a weakly prime, because it can be changed into another prime (2287938589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1143969044 + 1143969045.

It is an arithmetic number, because the mean of its divisors is an integer number (1143969045).

Almost surely, 2^2287938089 is an apocalyptic number.

It is an amenable number.

2287938089 is a deficient number, since it is larger than the sum of its proper divisors (1).

2287938089 is an equidigital number, since it uses as much as digits as its factorization.

2287938089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3483648, while the sum is 56.

The square root of 2287938089 is about 47832.3958107892. The cubic root of 2287938089 is about 1317.6945695238.

The spelling of 2287938089 in words is "two billion, two hundred eighty-seven million, nine hundred thirty-eight thousand, eighty-nine".