6298661 has 2 divisors, whose sum is σ = 6298662. Its totient is φ = 6298660.

The previous prime is 6298657. The next prime is 6298667. The reversal of 6298661 is 1668926.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5522500 + 776161 = 2350^2 + 881^2 .

It is a cyclic number.

It is not a de Polignac number, because 6298661 - 2² = 6298657 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6298667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3149330 + 3149331.

It is an arithmetic number, because the mean of its divisors is an integer number (3149331).

Almost surely, 2^6298661 is an apocalyptic number.

It is an amenable number.

6298661 is a deficient number, since it is larger than the sum of its proper divisors (1).

6298661 is an equidigital number, since it uses as much as digits as its factorization.

6298661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 38.

The square root of 6298661 is about 2509.7133302431. The cubic root of 6298661 is about 184.6783893618.

The spelling of 6298661 in words is "six million, two hundred ninety-eight thousand, six hundred sixty-one".