836048947 has 2 divisors, whose sum is σ = 836048948. Its totient is φ = 836048946.

The previous prime is 836048923. The next prime is 836048953. The reversal of 836048947 is 749840638.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 836048947 - 2⁷ = 836048819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 836048947.

It is not a weakly prime, because it can be changed into another prime (836042947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 418024473 + 418024474.

It is an arithmetic number, because the mean of its divisors is an integer number (418024474).

Almost surely, 2^836048947 is an apocalyptic number.

836048947 is a deficient number, since it is larger than the sum of its proper divisors (1).

836048947 is an equidigital number, since it uses as much as digits as its factorization.

836048947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The square root of 836048947 is about 28914.5110109094. The cubic root of 836048947 is about 942.0571166513.

The spelling of 836048947 in words is "eight hundred thirty-six million, forty-eight thousand, nine hundred forty-seven".