888612449 has 2 divisors, whose sum is σ = 888612450. Its totient is φ = 888612448.

The previous prime is 888612433. The next prime is 888612481. The reversal of 888612449 is 944216888.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 537312400 + 351300049 = 23180^2 + 18743^2 .

It is a cyclic number.

It is not a de Polignac number, because 888612449 - 2⁴ = 888612433 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 888612397 and 888612406.

It is not a weakly prime, because it can be changed into another prime (888612749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444306224 + 444306225.

It is an arithmetic number, because the mean of its divisors is an integer number (444306225).

Almost surely, 2^888612449 is an apocalyptic number.

It is an amenable number.

888612449 is a deficient number, since it is larger than the sum of its proper divisors (1).

888612449 is an equidigital number, since it uses as much as digits as its factorization.

888612449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 884736, while the sum is 50.

The square root of 888612449 is about 29809.6033016208. The cubic root of 888612449 is about 961.4000293761.

The spelling of 888612449 in words is "eight hundred eighty-eight million, six hundred twelve thousand, four hundred forty-nine".