2946950947 has 4 divisors (see below), whose sum is σ = 2947636336. Its totient is φ = 2946265560.

The previous prime is 2946950917. The next prime is 2946950989. The reversal of 2946950947 is 7490596492.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2946950947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2946950917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336204 + ... + 344857.

It is an arithmetic number, because the mean of its divisors is an integer number (736909084).

Almost surely, 2^2946950947 is an apocalyptic number.

2946950947 is a deficient number, since it is larger than the sum of its proper divisors (685389).

2946950947 is an equidigital number, since it uses as much as digits as its factorization.

2946950947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685388.

The product of its (nonzero) digits is 4898880, while the sum is 55.

The square root of 2946950947 is about 54285.8263914256. The cubic root of 2946950947 is about 1433.6978555420.

The spelling of 2946950947 in words is "two billion, nine hundred forty-six million, nine hundred fifty thousand, nine hundred forty-seven".