4685657 has 2 divisors, whose sum is σ = 4685658. Its totient is φ = 4685656.

The previous prime is 4685641. The next prime is 4685663. The reversal of 4685657 is 7565864.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2972176 + 1713481 = 1724^2 + 1309^2 .

It is a cyclic number.

It is not a de Polignac number, because 4685657 - 2⁴ = 4685641 is a prime.

It is not a weakly prime, because it can be changed into another prime (4685687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2342828 + 2342829.

It is an arithmetic number, because the mean of its divisors is an integer number (2342829).

Almost surely, 2^4685657 is an apocalyptic number.

It is an amenable number.

4685657 is a deficient number, since it is larger than the sum of its proper divisors (1).

4685657 is an equidigital number, since it uses as much as digits as its factorization.

4685657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 201600, while the sum is 41.

The square root of 4685657 is about 2164.6378449986. The cubic root of 4685657 is about 167.3363010466.

The spelling of 4685657 in words is "four million, six hundred eighty-five thousand, six hundred fifty-seven".