52861563 has 24 divisors (see below), whose sum is σ = 78730080. Its totient is φ = 34162560.

The previous prime is 52861547. The next prime is 52861583. The reversal of 52861563 is 36516825.

It is not a de Polignac number, because 52861563 - 2⁴ = 52861547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52861583) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39418 + ... + 40736.

It is an arithmetic number, because the mean of its divisors is an integer number (3280420).

Almost surely, 2^52861563 is an apocalyptic number.

52861563 is a deficient number, since it is larger than the sum of its proper divisors (25868517).

52861563 is a wasteful number, since it uses less digits than its factorization.

52861563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1459 (or 1456 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 52861563 is about 7270.5957802645. The cubic root of 52861563 is about 375.3012406128.

The spelling of 52861563 in words is "fifty-two million, eight hundred sixty-one thousand, five hundred sixty-three".