2723974166 has 4 divisors (see below), whose sum is σ = 4085961252. Its totient is φ = 1361987082.

The previous prime is 2723974163. The next prime is 2723974189. The reversal of 2723974166 is 6614793272.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2723974166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2723974163) 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 as a sum of consecutive naturals, namely, 680993540 + ... + 680993543.

It is an arithmetic number, because the mean of its divisors is an integer number (1021490313).

Almost surely, 2^2723974166 is an apocalyptic number.

2723974166 is a deficient number, since it is larger than the sum of its proper divisors (1361987086).

2723974166 is a wasteful number, since it uses less digits than its factorization.

2723974166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361987085.

The product of its digits is 762048, while the sum is 47.

The square root of 2723974166 is about 52191.7059119550. The cubic root of 2723974166 is about 1396.5859270474.

The spelling of 2723974166 in words is "two billion, seven hundred twenty-three million, nine hundred seventy-four thousand, one hundred sixty-six".