52288045 has 4 divisors (see below), whose sum is σ = 62745660. Its totient is φ = 41830432.

The previous prime is 52288037. The next prime is 52288099. The reversal of 52288045 is 54088225.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7518564 + 44769481 = 2742^2 + 6691^2 .

It is a cyclic number.

It is not a de Polignac number, because 52288045 - 2³ = 52288037 is a prime.

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 52288045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5228800 + ... + 5228809.

It is an arithmetic number, because the mean of its divisors is an integer number (15686415).

Almost surely, 2^52288045 is an apocalyptic number.

It is an amenable number.

52288045 is a deficient number, since it is larger than the sum of its proper divisors (10457615).

52288045 is a wasteful number, since it uses less digits than its factorization.

52288045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10457614.

The product of its (nonzero) digits is 25600, while the sum is 34.

The square root of 52288045 is about 7231.0472962082. The cubic root of 52288045 is about 373.9390336914.

The spelling of 52288045 in words is "fifty-two million, two hundred eighty-eight thousand, forty-five".