52555549 has 8 divisors (see below), whose sum is σ = 53792640. Its totient is φ = 51332400.

The previous prime is 52555543. The next prime is 52555583. The reversal of 52555549 is 94555525.

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 52555549 - 2⁹ = 52555037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52555543) 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, 4344 + ... + 11134.

It is an arithmetic number, because the mean of its divisors is an integer number (6724080).

Almost surely, 2^52555549 is an apocalyptic number.

It is an amenable number.

52555549 is a deficient number, since it is larger than the sum of its proper divisors (1237091).

52555549 is a wasteful number, since it uses less digits than its factorization.

52555549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6971.

The product of its digits is 225000, while the sum is 40.

The square root of 52555549 is about 7249.5206048400. The cubic root of 52555549 is about 374.5756361034.

The spelling of 52555549 in words is "fifty-two million, five hundred fifty-five thousand, five hundred forty-nine".