4550657 has 2 divisors, whose sum is σ = 4550658. Its totient is φ = 4550656.

The previous prime is 4550639. The next prime is 4550677. The reversal of 4550657 is 7560554.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2676496 + 1874161 = 1636^2 + 1369^2 .

It is a cyclic number.

It is not a de Polignac number, because 4550657 - 2⁸ = 4550401 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (4550617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2275328 + 2275329.

It is an arithmetic number, because the mean of its divisors is an integer number (2275329).

It is a Proth number, since it is equal to 1111 ⋅ 2¹² + 1 and 1111 < 2¹².

Almost surely, 2^4550657 is an apocalyptic number.

It is an amenable number.

4550657 is a deficient number, since it is larger than the sum of its proper divisors (1).

4550657 is an equidigital number, since it uses as much as digits as its factorization.

4550657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 4550657 is about 2133.2268983866. The cubic root of 4550657 is about 165.7135549696.

The spelling of 4550657 in words is "four million, five hundred fifty thousand, six hundred fifty-seven".