838676441 has 2 divisors, whose sum is σ = 838676442. Its totient is φ = 838676440.

The previous prime is 838676389. The next prime is 838676497. The reversal of 838676441 is 144676838.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 619014400 + 219662041 = 24880^2 + 14821^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-838676441 is a prime.

It is not a weakly prime, because it can be changed into another prime (838676141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 419338220 + 419338221.

It is an arithmetic number, because the mean of its divisors is an integer number (419338221).

Almost surely, 2^838676441 is an apocalyptic number.

It is an amenable number.

838676441 is a deficient number, since it is larger than the sum of its proper divisors (1).

838676441 is an equidigital number, since it uses as much as digits as its factorization.

838676441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774144, while the sum is 47.

The square root of 838676441 is about 28959.9109287304. The cubic root of 838676441 is about 943.0429683837.

The spelling of 838676441 in words is "eight hundred thirty-eight million, six hundred seventy-six thousand, four hundred forty-one".