2684864029 has 2 divisors, whose sum is σ = 2684864030. Its totient is φ = 2684864028.

The previous prime is 2684863981. The next prime is 2684864033. The reversal of 2684864029 is 9204684862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2051184100 + 633679929 = 45290^2 + 25173^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2684864029 is a prime.

It is a super-2 number, since 2×2684864029² = 14416989708436225682, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2684864069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1342432014 + 1342432015.

It is an arithmetic number, because the mean of its divisors is an integer number (1342432015).

Almost surely, 2^2684864029 is an apocalyptic number.

It is an amenable number.

2684864029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2684864029 is an equidigital number, since it uses as much as digits as its factorization.

2684864029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1327104, while the sum is 49.

The square root of 2684864029 is about 51815.6735843509. The cubic root of 2684864029 is about 1389.8697372883.

The spelling of 2684864029 in words is "two billion, six hundred eighty-four million, eight hundred sixty-four thousand, twenty-nine".