52765399 has 4 divisors (see below), whose sum is σ = 55869264. Its totient is φ = 49661536.

The previous prime is 52765397. The next prime is 52765409. The reversal of 52765399 is 99356725.

It is a happy number.

52765399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 52765399 - 2¹ = 52765397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52765393) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1551907 + ... + 1551940.

It is an arithmetic number, because the mean of its divisors is an integer number (13967316).

Almost surely, 2^52765399 is an apocalyptic number.

52765399 is a deficient number, since it is larger than the sum of its proper divisors (3103865).

52765399 is a wasteful number, since it uses less digits than its factorization.

52765399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3103864.

The product of its digits is 510300, while the sum is 46.

The square root of 52765399 is about 7263.9795566893. The cubic root of 52765399 is about 375.0735239540.

The spelling of 52765399 in words is "fifty-two million, seven hundred sixty-five thousand, three hundred ninety-nine".