2642228741 has 2 divisors, whose sum is σ = 2642228742. Its totient is φ = 2642228740.

The previous prime is 2642228737. The next prime is 2642228747. The reversal of 2642228741 is 1478222462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2634666241 + 7562500 = 51329^2 + 2750^2 .

It is a cyclic number.

It is not a de Polignac number, because 2642228741 - 2² = 2642228737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2642228695 and 2642228704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2642228747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1321114370 + 1321114371.

It is an arithmetic number, because the mean of its divisors is an integer number (1321114371).

Almost surely, 2^2642228741 is an apocalyptic number.

It is an amenable number.

2642228741 is a deficient number, since it is larger than the sum of its proper divisors (1).

2642228741 is an equidigital number, since it uses as much as digits as its factorization.

2642228741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86016, while the sum is 38.

The square root of 2642228741 is about 51402.6141455860. The cubic root of 2642228741 is about 1382.4734644748.

The spelling of 2642228741 in words is "two billion, six hundred forty-two million, two hundred twenty-eight thousand, seven hundred forty-one".