838363093 has 2 divisors, whose sum is σ = 838363094. Its totient is φ = 838363092.

The previous prime is 838363069. The next prime is 838363139. The reversal of 838363093 is 390363838.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 668894769 + 169468324 = 25863^2 + 13018^2 .

It is a cyclic number.

It is not a de Polignac number, because 838363093 - 2²⁵ = 804808661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (838363003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 419181546 + 419181547.

It is an arithmetic number, because the mean of its divisors is an integer number (419181547).

Almost surely, 2^838363093 is an apocalyptic number.

It is an amenable number.

838363093 is a deficient number, since it is larger than the sum of its proper divisors (1).

838363093 is an equidigital number, since it uses as much as digits as its factorization.

838363093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 43.

The square root of 838363093 is about 28954.5003928578. The cubic root of 838363093 is about 942.9255065422.

The spelling of 838363093 in words is "eight hundred thirty-eight million, three hundred sixty-three thousand, ninety-three".