2769382397 has 2 divisors, whose sum is σ = 2769382398. Its totient is φ = 2769382396.

The previous prime is 2769382393. The next prime is 2769382403. The reversal of 2769382397 is 7932839672.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2478645796 + 290736601 = 49786^2 + 17051^2 .

It is a cyclic number.

It is not a de Polignac number, because 2769382397 - 2² = 2769382393 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2769382393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1384691198 + 1384691199.

It is an arithmetic number, because the mean of its divisors is an integer number (1384691199).

Almost surely, 2^2769382397 is an apocalyptic number.

It is an amenable number.

2769382397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2769382397 is an equidigital number, since it uses as much as digits as its factorization.

2769382397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6858432, while the sum is 56.

The square root of 2769382397 is about 52624.9218241700. The cubic root of 2769382397 is about 1404.3034920265.

The spelling of 2769382397 in words is "two billion, seven hundred sixty-nine million, three hundred eighty-two thousand, three hundred ninety-seven".