2766945 has 8 divisors (see below), whose sum is σ = 4427136. Its totient is φ = 1475696.

The previous prime is 2766943. The next prime is 2766979. The reversal of 2766945 is 5496672.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2766945 - 2¹ = 2766943 is a prime.

It is a d-powerful number, because it can be written as 2¹¹ + 7³ + 6² + 6⁷ + 9⁶ + 4² + 5⁹ .

It is not an unprimeable number, because it can be changed into a prime (2766943) 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, 92217 + ... + 92246.

It is an arithmetic number, because the mean of its divisors is an integer number (553392).

2^2766945 is an apocalyptic number.

It is an amenable number.

2766945 is a deficient number, since it is larger than the sum of its proper divisors (1660191).

2766945 is a wasteful number, since it uses less digits than its factorization.

2766945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184471.

The product of its digits is 90720, while the sum is 39.

The square root of 2766945 is about 1663.4136587151. The cubic root of 2766945 is about 140.3891384525.

The spelling of 2766945 in words is "two million, seven hundred sixty-six thousand, nine hundred forty-five".