949331657 has 2 divisors, whose sum is σ = 949331658. Its totient is φ = 949331656.

The previous prime is 949331641. The next prime is 949331687. The reversal of 949331657 is 756133949.

949331657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 918150601 + 31181056 = 30301^2 + 5584^2 .

It is a cyclic number.

It is not a de Polignac number, because 949331657 - 2⁴ = 949331641 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (949331627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474665828 + 474665829.

It is an arithmetic number, because the mean of its divisors is an integer number (474665829).

Almost surely, 2^949331657 is an apocalyptic number.

It is an amenable number.

949331657 is a deficient number, since it is larger than the sum of its proper divisors (1).

949331657 is an equidigital number, since it uses as much as digits as its factorization.

949331657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 612360, while the sum is 47.

The square root of 949331657 is about 30811.2261521673. The cubic root of 949331657 is about 982.8169875450.

The spelling of 949331657 in words is "nine hundred forty-nine million, three hundred thirty-one thousand, six hundred fifty-seven".