4552661 has 2 divisors, whose sum is σ = 4552662. Its totient is φ = 4552660.

The previous prime is 4552649. The next prime is 4552673. The reversal of 4552661 is 1662554.

It is a balanced prime because it is at equal distance from previous prime (4552649) and next prime (4552673).

It can be written as a sum of positive squares in only one way, i.e., 4490161 + 62500 = 2119^2 + 250^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4552661 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4552601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2276330 + 2276331.

It is an arithmetic number, because the mean of its divisors is an integer number (2276331).

Almost surely, 2^4552661 is an apocalyptic number.

It is an amenable number.

4552661 is a deficient number, since it is larger than the sum of its proper divisors (1).

4552661 is an equidigital number, since it uses as much as digits as its factorization.

4552661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7200, while the sum is 29.

The square root of 4552661 is about 2133.6965576201. The cubic root of 4552661 is about 165.7378768223.

The spelling of 4552661 in words is "four million, five hundred fifty-two thousand, six hundred sixty-one".