2684056239 has 12 divisors (see below), whose sum is σ = 3931576272. Its totient is φ = 1764168000.

The previous prime is 2684056127. The next prime is 2684056301. The reversal of 2684056239 is 9326504862.

2684056239 is a `hidden beast` number, since 2 + 6 + 8 + 405 + 6 + 239 = 666.

It is not a de Polignac number, because 2684056239 - 2¹⁹ = 2683531951 is a prime.

It is a super-2 number, since 2×2684056239² = 14408315788229650242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2684056194 and 2684056203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2684057239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2099562 + ... + 2100839.

It is an arithmetic number, because the mean of its divisors is an integer number (327631356).

Almost surely, 2^2684056239 is an apocalyptic number.

2684056239 is a deficient number, since it is larger than the sum of its proper divisors (1247520033).

2684056239 is a wasteful number, since it uses less digits than its factorization.

2684056239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4200478 (or 4200475 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 2684056239 is about 51807.8781557400. The cubic root of 2684056239 is about 1389.7303341405.

The spelling of 2684056239 in words is "two billion, six hundred eighty-four million, fifty-six thousand, two hundred thirty-nine".