2723389894 has 16 divisors (see below), whose sum is σ = 4138678800. Its totient is φ = 1343925664.

The previous prime is 2723389883. The next prime is 2723389967. The reversal of 2723389894 is 4989833272.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33912 + ... + 81220.

It is an arithmetic number, because the mean of its divisors is an integer number (258667425).

Almost surely, 2^2723389894 is an apocalyptic number.

2723389894 is a deficient number, since it is larger than the sum of its proper divisors (1415288906).

2723389894 is a wasteful number, since it uses less digits than its factorization.

2723389894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47687.

The product of its digits is 5225472, while the sum is 55.

The square root of 2723389894 is about 52186.1082473104. The cubic root of 2723389894 is about 1396.4860675100.

The spelling of 2723389894 in words is "two billion, seven hundred twenty-three million, three hundred eighty-nine thousand, eight hundred ninety-four".