2723918388 has 12 divisors (see below), whose sum is σ = 6355809600. Its totient is φ = 907972792.

The previous prime is 2723918321. The next prime is 2723918419. The reversal of 2723918388 is 8838193272.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 2723918388.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113496588 + ... + 113496611.

It is an arithmetic number, because the mean of its divisors is an integer number (529650800).

Almost surely, 2^2723918388 is an apocalyptic number.

It is an amenable number.

2723918388 is an abundant number, since it is smaller than the sum of its proper divisors (3631891212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2723918388 is a wasteful number, since it uses less digits than its factorization.

2723918388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226993206 (or 226993204 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 51.

The square root of 2723918388 is about 52191.1715522846. The cubic root of 2723918388 is about 1396.5763944923.

The spelling of 2723918388 in words is "two billion, seven hundred twenty-three million, nine hundred eighteen thousand, three hundred eighty-eight".