6202661 has 2 divisors, whose sum is σ = 6202662. Its totient is φ = 6202660.

The previous prime is 6202657. The next prime is 6202681. The reversal of 6202661 is 1662026.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6100900 + 101761 = 2470^2 + 319^2 .

It is a cyclic number.

It is not a de Polignac number, because 6202661 - 2² = 6202657 is a prime.

It is a nialpdrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6202601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3101330 + 3101331.

It is an arithmetic number, because the mean of its divisors is an integer number (3101331).

Almost surely, 2^6202661 is an apocalyptic number.

It is an amenable number.

6202661 is a deficient number, since it is larger than the sum of its proper divisors (1).

6202661 is an equidigital number, since it uses as much as digits as its factorization.

6202661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 6202661 is about 2490.5142039346. The cubic root of 6202661 is about 183.7353334893.

Adding to 6202661 its reverse (1662026), we get a palindrome (7864687).

The spelling of 6202661 in words is "six million, two hundred two thousand, six hundred sixty-one".