52752577 has 4 divisors (see below), whose sum is σ = 53296516. Its totient is φ = 52208640.

The previous prime is 52752571. The next prime is 52752587. The reversal of 52752577 is 77525725.

It is a happy number.

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 21381376 + 31371201 = 4624^2 + 5601^2 .

It is a cyclic number.

It is not a de Polignac number, because 52752577 - 2⁷ = 52752449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52752571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271824 + ... + 272017.

It is an arithmetic number, because the mean of its divisors is an integer number (13324129).

Almost surely, 2^52752577 is an apocalyptic number.

It is an amenable number.

52752577 is a deficient number, since it is larger than the sum of its proper divisors (543939).

52752577 is an equidigital number, since it uses as much as digits as its factorization.

52752577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543938.

The product of its digits is 171500, while the sum is 40.

The square root of 52752577 is about 7263.0969289966. The cubic root of 52752577 is about 375.0431405183.

The spelling of 52752577 in words is "fifty-two million, seven hundred fifty-two thousand, five hundred seventy-seven".