4970891 has 2 divisors, whose sum is σ = 4970892. Its totient is φ = 4970890.

The previous prime is 4970887. The next prime is 4970897. The reversal of 4970891 is 1980794.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4970891 - 2² = 4970887 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4970897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2485445 + 2485446.

It is an arithmetic number, because the mean of its divisors is an integer number (2485446).

Almost surely, 2^4970891 is an apocalyptic number.

4970891 is a deficient number, since it is larger than the sum of its proper divisors (1).

4970891 is an equidigital number, since it uses as much as digits as its factorization.

4970891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 4970891 is about 2229.5495060662. The cubic root of 4970891 is about 170.6651106799.

The spelling of 4970891 in words is "four million, nine hundred seventy thousand, eight hundred ninety-one".