2642228747 has 2 divisors, whose sum is σ = 2642228748. Its totient is φ = 2642228746.

The previous prime is 2642228741. The next prime is 2642228759. The reversal of 2642228747 is 7478222462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2642228747 - 2²⁴ = 2625451531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2642228698 and 2642228707.

It is not a weakly prime, because it can be changed into another prime (2642228741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1321114373 + 1321114374.

It is an arithmetic number, because the mean of its divisors is an integer number (1321114374).

Almost surely, 2^2642228747 is an apocalyptic number.

2642228747 is a deficient number, since it is larger than the sum of its proper divisors (1).

2642228747 is an equidigital number, since it uses as much as digits as its factorization.

2642228747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 602112, while the sum is 44.

The square root of 2642228747 is about 51402.6142039488. The cubic root of 2642228747 is about 1382.4734655213.

The spelling of 2642228747 in words is "two billion, six hundred forty-two million, two hundred twenty-eight thousand, seven hundred forty-seven".