2052530306 has 4 divisors (see below), whose sum is σ = 3078795462. Its totient is φ = 1026265152.

The previous prime is 2052530299. The next prime is 2052530353. The reversal of 2052530306 is 6030352502.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6030352502 = 2 ⋅3015176251.

It can be written as a sum of positive squares in only one way, i.e., 1112556025 + 939974281 = 33355^2 + 30659^2 .

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 as a sum of consecutive naturals, namely, 513132575 + ... + 513132578.

Almost surely, 2^2052530306 is an apocalyptic number.

2052530306 is a deficient number, since it is larger than the sum of its proper divisors (1026265156).

2052530306 is a wasteful number, since it uses less digits than its factorization.

2052530306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1026265155.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 2052530306 is about 45304.8596289625. The cubic root of 2052530306 is about 1270.8565338137.

Adding to 2052530306 its reverse (6030352502), we get a palindrome (8082882808).

The spelling of 2052530306 in words is "two billion, fifty-two million, five hundred thirty thousand, three hundred six".