4312657 has 2 divisors, whose sum is σ = 4312658. Its totient is φ = 4312656.

The previous prime is 4312643. The next prime is 4312691. The reversal of 4312657 is 7562134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3671056 + 641601 = 1916^2 + 801^2 .

It is a cyclic number.

It is not a de Polignac number, because 4312657 - 2¹¹ = 4310609 is a prime.

It is not a weakly prime, because it can be changed into another prime (4312697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2156328 + 2156329.

It is an arithmetic number, because the mean of its divisors is an integer number (2156329).

Almost surely, 2^4312657 is an apocalyptic number.

It is an amenable number.

4312657 is a deficient number, since it is larger than the sum of its proper divisors (1).

4312657 is an equidigital number, since it uses as much as digits as its factorization.

4312657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 28.

The square root of 4312657 is about 2076.6937665433. The cubic root of 4312657 is about 162.7727270305.

The spelling of 4312657 in words is "four million, three hundred twelve thousand, six hundred fifty-seven".