4950857 has 2 divisors, whose sum is σ = 4950858. Its totient is φ = 4950856.

The previous prime is 4950853. The next prime is 4950871. The reversal of 4950857 is 7580594.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4923961 + 26896 = 2219^2 + 164^2 .

It is a cyclic number.

It is not a de Polignac number, because 4950857 - 2² = 4950853 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4950857.

It is not a weakly prime, because it can be changed into another prime (4950853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2475428 + 2475429.

It is an arithmetic number, because the mean of its divisors is an integer number (2475429).

Almost surely, 2^4950857 is an apocalyptic number.

It is an amenable number.

4950857 is a deficient number, since it is larger than the sum of its proper divisors (1).

4950857 is an equidigital number, since it uses as much as digits as its factorization.

4950857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 4950857 is about 2225.0521342207. The cubic root of 4950857 is about 170.4355268596.

The spelling of 4950857 in words is "four million, nine hundred fifty thousand, eight hundred fifty-seven".