52055559 has 24 divisors (see below), whose sum is σ = 77680512. Its totient is φ = 33566400.

The previous prime is 52055557. The next prime is 52055569. The reversal of 52055559 is 95555025.

52055559 is a `hidden beast` number, since 52 + 0 + 55 + 559 = 666.

It is not a de Polignac number, because 52055559 - 2¹ = 52055557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52055557) 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, 73909 + ... + 74609.

It is an arithmetic number, because the mean of its divisors is an integer number (3236688).

Almost surely, 2^52055559 is an apocalyptic number.

52055559 is a deficient number, since it is larger than the sum of its proper divisors (25624953).

52055559 is a wasteful number, since it uses less digits than its factorization.

52055559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967 (or 964 counting only the distinct ones).

The product of its (nonzero) digits is 56250, while the sum is 36.

The square root of 52055559 is about 7214.9538460062. The cubic root of 52055559 is about 373.3840007941.

The spelling of 52055559 in words is "fifty-two million, fifty-five thousand, five hundred fifty-nine".