52263539 has 8 divisors (see below), whose sum is σ = 54593760. Its totient is φ = 49968576.

The previous prime is 52263527. The next prime is 52263571. The reversal of 52263539 is 93536225.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52263539 - 2²⁰ = 51214963 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52263499 and 52263508.

It is not an unprimeable number, because it can be changed into a prime (52263599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5762 + ... + 11735.

It is an arithmetic number, because the mean of its divisors is an integer number (6824220).

Almost surely, 2^52263539 is an apocalyptic number.

52263539 is a deficient number, since it is larger than the sum of its proper divisors (2330221).

52263539 is a wasteful number, since it uses less digits than its factorization.

52263539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17629.

The product of its digits is 48600, while the sum is 35.

The square root of 52263539 is about 7229.3525989538. The cubic root of 52263539 is about 373.8806061743.

The spelling of 52263539 in words is "fifty-two million, two hundred sixty-three thousand, five hundred thirty-nine".