2748166 has 4 divisors (see below), whose sum is σ = 4122252. Its totient is φ = 1374082.

The previous prime is 2748157. The next prime is 2748167. The reversal of 2748166 is 6618472.

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

It is a d-powerful number, because it can be written as 2¹⁹ + 7⁶ + 4 + 8⁷ + 1 + 6⁴ + 6⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2748167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687040 + ... + 687043.

It is an arithmetic number, because the mean of its divisors is an integer number (1030563).

2^2748166 is an apocalyptic number.

2748166 is a deficient number, since it is larger than the sum of its proper divisors (1374086).

2748166 is a wasteful number, since it uses less digits than its factorization.

2748166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1374085.

The product of its digits is 16128, while the sum is 34.

The square root of 2748166 is about 1657.7593311455. The cubic root of 2748166 is about 140.0708145148.

The spelling of 2748166 in words is "two million, seven hundred forty-eight thousand, one hundred sixty-six".