2684484261 has 40 divisors (see below), whose sum is σ = 4242047040. Its totient is φ = 1688309568.

The previous prime is 2684484259. The next prime is 2684484269. The reversal of 2684484261 is 1624844862.

It is not a de Polignac number, because 2684484261 - 2¹ = 2684484259 is a prime.

It is a super-2 number, since 2×2684484261² = 14412911495113432242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2684484269) 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 in 39 ways as a sum of consecutive naturals, for example, 126130 + ... + 145868.

It is an arithmetic number, because the mean of its divisors is an integer number (106051176).

Almost surely, 2^2684484261 is an apocalyptic number.

It is an amenable number.

2684484261 is a deficient number, since it is larger than the sum of its proper divisors (1557562779).

2684484261 is a wasteful number, since it uses less digits than its factorization.

2684484261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19847 (or 19838 counting only the distinct ones).

The product of its digits is 589824, while the sum is 45.

The square root of 2684484261 is about 51812.0088493006. The cubic root of 2684484261 is about 1389.8042028784.

The spelling of 2684484261 in words is "two billion, six hundred eighty-four million, four hundred eighty-four thousand, two hundred sixty-one".