2721132104 has 32 divisors (see below), whose sum is σ = 5186553120. Its totient is φ = 1338116736.

The previous prime is 2721132091. The next prime is 2721132109. The reversal of 2721132104 is 4012311272.

It is a self number, because there is not a number n which added to its sum of digits gives 2721132104.

It is not an unprimeable number, because it can be changed into a prime (2721132109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362372 + ... + 369804.

It is an arithmetic number, because the mean of its divisors is an integer number (162079785).

Almost surely, 2^2721132104 is an apocalyptic number.

It is an amenable number.

2721132104 is a deficient number, since it is larger than the sum of its proper divisors (2465421016).

2721132104 is a wasteful number, since it uses less digits than its factorization.

2721132104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8189 (or 8185 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 2721132104 is about 52164.4716641509. The cubic root of 2721132104 is about 1396.1000481110.

Adding to 2721132104 its reverse (4012311272), we get a palindrome (6733443376).

The spelling of 2721132104 in words is "two billion, seven hundred twenty-one million, one hundred thirty-two thousand, one hundred four".