2669305 has 16 divisors (see below), whose sum is σ = 3402000. Its totient is φ = 2007040.

The previous prime is 2669281. The next prime is 2669321. The reversal of 2669305 is 5039662.

It can be written as a sum of positive squares in 8 ways, for example, as 210681 + 2458624 = 459^2 + 1568^2 .

It is not a de Polignac number, because 2669305 - 2⁹ = 2668793 is a prime.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 5721 + ... + 6169.

It is an arithmetic number, because the mean of its divisors is an integer number (212625).

2^2669305 is an apocalyptic number.

It is an amenable number.

2669305 is a deficient number, since it is larger than the sum of its proper divisors (732695).

2669305 is a wasteful number, since it uses less digits than its factorization.

2669305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 2669305 is about 1633.8007834494. The cubic root of 2669305 is about 138.7179727501.

The spelling of 2669305 in words is "two million, six hundred sixty-nine thousand, three hundred five".