412838689 has 2 divisors, whose sum is σ = 412838690. Its totient is φ = 412838688.

The previous prime is 412838683. The next prime is 412838747. The reversal of 412838689 is 986838214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 263510289 + 149328400 = 16233^2 + 12220^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-412838689 is a prime.

It is not a weakly prime, because it can be changed into another prime (412838683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206419344 + 206419345.

It is an arithmetic number, because the mean of its divisors is an integer number (206419345).

Almost surely, 2^412838689 is an apocalyptic number.

It is an amenable number.

412838689 is a deficient number, since it is larger than the sum of its proper divisors (1).

412838689 is an equidigital number, since it uses as much as digits as its factorization.

412838689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 663552, while the sum is 49.

The square root of 412838689 is about 20318.4322475923. The cubic root of 412838689 is about 744.6064549100.

The spelling of 412838689 in words is "four hundred twelve million, eight hundred thirty-eight thousand, six hundred eighty-nine".