2819227297 has 2 divisors, whose sum is σ = 2819227298. Its totient is φ = 2819227296.

The previous prime is 2819227291. The next prime is 2819227309. The reversal of 2819227297 is 7927229182.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2708577936 + 110649361 = 52044^2 + 10519^2 .

It is a cyclic number.

It is not a de Polignac number, because 2819227297 - 2¹⁹ = 2818703009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2819227297.

It is not a weakly prime, because it can be changed into another prime (2819227291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1409613648 + 1409613649.

It is an arithmetic number, because the mean of its divisors is an integer number (1409613649).

Almost surely, 2^2819227297 is an apocalyptic number.

It is an amenable number.

2819227297 is a deficient number, since it is larger than the sum of its proper divisors (1).

2819227297 is an equidigital number, since it uses as much as digits as its factorization.

2819227297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 508032, while the sum is 49.

The square root of 2819227297 is about 53096.3962713102. The cubic root of 2819227297 is about 1412.6785923138.

The spelling of 2819227297 in words is "two billion, eight hundred nineteen million, two hundred twenty-seven thousand, two hundred ninety-seven".