838958941 has 2 divisors, whose sum is σ = 838958942. Its totient is φ = 838958940.

The previous prime is 838958929. The next prime is 838959007. The reversal of 838958941 is 149859838.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 706018041 + 132940900 = 26571^2 + 11530^2 .

It is a cyclic number.

It is not a de Polignac number, because 838958941 - 2⁵ = 838958909 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (838958641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 419479470 + 419479471.

It is an arithmetic number, because the mean of its divisors is an integer number (419479471).

Almost surely, 2^838958941 is an apocalyptic number.

It is an amenable number.

838958941 is a deficient number, since it is larger than the sum of its proper divisors (1).

838958941 is an equidigital number, since it uses as much as digits as its factorization.

838958941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 55.

The square root of 838958941 is about 28964.7879501991. The cubic root of 838958941 is about 943.1488414470.

The spelling of 838958941 in words is "eight hundred thirty-eight million, nine hundred fifty-eight thousand, nine hundred forty-one".