52504369 has 4 divisors (see below), whose sum is σ = 53923444. Its totient is φ = 51085296.

The previous prime is 52504367. The next prime is 52504373. The reversal of 52504369 is 96340525.

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 41113744 + 11390625 = 6412^2 + 3375^2 .

It is a cyclic number.

It is not a de Polignac number, because 52504369 - 2¹ = 52504367 is a prime.

It is a super-2 number, since 2×52504369² = 5513417528176322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52504363) 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, 709482 + ... + 709555.

It is an arithmetic number, because the mean of its divisors is an integer number (13480861).

Almost surely, 2^52504369 is an apocalyptic number.

It is an amenable number.

52504369 is a deficient number, since it is larger than the sum of its proper divisors (1419075).

52504369 is a wasteful number, since it uses less digits than its factorization.

52504369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1419074.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 52504369 is about 7245.9898564654. The cubic root of 52504369 is about 374.4540060199.

The spelling of 52504369 in words is "fifty-two million, five hundred four thousand, three hundred sixty-nine".