4286657 has 2 divisors, whose sum is σ = 4286658. Its totient is φ = 4286656.

The previous prime is 4286629. The next prime is 4286663. The reversal of 4286657 is 7566824.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2337841 + 1948816 = 1529^2 + 1396^2 .

It is a cyclic number.

It is not a de Polignac number, because 4286657 - 2²² = 92353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4286657.

It is not a weakly prime, because it can be changed into another prime (4286617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2143328 + 2143329.

It is an arithmetic number, because the mean of its divisors is an integer number (2143329).

Almost surely, 2^4286657 is an apocalyptic number.

It is an amenable number.

4286657 is a deficient number, since it is larger than the sum of its proper divisors (1).

4286657 is an equidigital number, since it uses as much as digits as its factorization.

4286657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 38.

The square root of 4286657 is about 2070.4243526388. The cubic root of 4286657 is about 162.4449612421. Note that the first 3 decimals are identical.

The spelling of 4286657 in words is "four million, two hundred eighty-six thousand, six hundred fifty-seven".