2665252 has 12 divisors (see below), whose sum is σ = 4683420. Its totient is φ = 1327136.

The previous prime is 2665249. The next prime is 2665253. The reversal of 2665252 is 2525662.

It can be written as a sum of positive squares in 2 ways, for example, as 665856 + 1999396 = 816^2 + 1414^2 .

It is a d-powerful number, because it can be written as 2 + 6⁵ + 6⁸ + 5⁸ + 2¹⁶ + 5⁸ + 2¹⁷ .

It is a self number, because there is not a number n which added to its sum of digits gives 2665252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2665253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163 + ... + 2314.

It is an arithmetic number, because the mean of its divisors is an integer number (390285).

2^2665252 is an apocalyptic number.

It is an amenable number.

2665252 is a deficient number, since it is larger than the sum of its proper divisors (2018168).

2665252 is a wasteful number, since it uses less digits than its factorization.

2665252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2750 (or 2748 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 2665252 is about 1632.5599529573. The cubic root of 2665252 is about 138.6477286555.

The spelling of 2665252 in words is "two million, six hundred sixty-five thousand, two hundred fifty-two".