2842246661 has 2 divisors, whose sum is σ = 2842246662. Its totient is φ = 2842246660.

The previous prime is 2842246639. The next prime is 2842246709. The reversal of 2842246661 is 1666422482.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2070796036 + 771450625 = 45506^2 + 27775^2 .

It is a cyclic number.

It is not a de Polignac number, because 2842246661 - 2²⁶ = 2775137797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2842246601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1421123330 + 1421123331.

It is an arithmetic number, because the mean of its divisors is an integer number (1421123331).

Almost surely, 2^2842246661 is an apocalyptic number.

It is an amenable number.

2842246661 is a deficient number, since it is larger than the sum of its proper divisors (1).

2842246661 is an equidigital number, since it uses as much as digits as its factorization.

2842246661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 221184, while the sum is 41.

The square root of 2842246661 is about 53312.7251319983. The cubic root of 2842246661 is about 1416.5130773714.

The spelling of 2842246661 in words is "two billion, eight hundred forty-two million, two hundred forty-six thousand, six hundred sixty-one".