2665233 has 6 divisors (see below), whose sum is σ = 3849794. Its totient is φ = 1776816.

The previous prime is 2665231. The next prime is 2665237. The reversal of 2665233 is 3325662.

2665233 is a `hidden beast` number, since 2 + 6 + 652 + 3 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1979649 + 685584 = 1407^2 + 828^2 .

It is not a de Polignac number, because 2665233 - 2¹ = 2665231 is a prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 6 + 6⁴ + 5⁵ + 2²¹ + 3⁹ + 3⁹ .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2665197 and 2665206.

It is not an unprimeable number, because it can be changed into a prime (2665231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 148060 + ... + 148077.

2^2665233 is an apocalyptic number.

It is an amenable number.

2665233 is a deficient number, since it is larger than the sum of its proper divisors (1184561).

2665233 is a wasteful number, since it uses less digits than its factorization.

2665233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296143 (or 296140 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 2665233 is about 1632.5541338651. The cubic root of 2665233 is about 138.6473991916.

The spelling of 2665233 in words is "two million, six hundred sixty-five thousand, two hundred thirty-three".