4946857 has 2 divisors, whose sum is σ = 4946858. Its totient is φ = 4946856.

The previous prime is 4946833. The next prime is 4946873. The reversal of 4946857 is 7586494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4756761 + 190096 = 2181^2 + 436^2 .

It is a cyclic number.

It is not a de Polignac number, because 4946857 - 2⁷ = 4946729 is a prime.

It is a d-powerful number, because it can be written as 4⁸ + 9⁷ + 4⁸ + 6² + 8⁵ + 5 + 7 .

It is not a weakly prime, because it can be changed into another prime (4946807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2473428 + 2473429.

It is an arithmetic number, because the mean of its divisors is an integer number (2473429).

Almost surely, 2^4946857 is an apocalyptic number.

It is an amenable number.

4946857 is a deficient number, since it is larger than the sum of its proper divisors (1).

4946857 is an equidigital number, since it uses as much as digits as its factorization.

4946857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 43.

The square root of 4946857 is about 2224.1530972485. The cubic root of 4946857 is about 170.3896138798.

The spelling of 4946857 in words is "four million, nine hundred forty-six thousand, eight hundred fifty-seven".