2849485729 has 2 divisors, whose sum is σ = 2849485730. Its totient is φ = 2849485728.

The previous prime is 2849485721. The next prime is 2849485733. The reversal of 2849485729 is 9275849482.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1920455329 + 929030400 = 43823^2 + 30480^2 .

It is a cyclic number.

It is not a de Polignac number, because 2849485729 - 2³ = 2849485721 is a prime.

It is a super-2 number, since 2×2849485729² = 16239137839549322882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2849485721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1424742864 + 1424742865.

It is an arithmetic number, because the mean of its divisors is an integer number (1424742865).

Almost surely, 2^2849485729 is an apocalyptic number.

It is an amenable number.

2849485729 is a deficient number, since it is larger than the sum of its proper divisors (1).

2849485729 is an equidigital number, since it uses as much as digits as its factorization.

2849485729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11612160, while the sum is 58.

The square root of 2849485729 is about 53380.5744536343. The cubic root of 2849485729 is about 1417.7146551284.

The spelling of 2849485729 in words is "two billion, eight hundred forty-nine million, four hundred eighty-five thousand, seven hundred twenty-nine".