52566546 has 16 divisors (see below), whose sum is σ = 109704384. Its totient is φ = 16760304.

The previous prime is 52566541. The next prime is 52566557. The reversal of 52566546 is 64566525.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (52566541) 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, 190321 + ... + 190596.

It is an arithmetic number, because the mean of its divisors is an integer number (6856524).

Almost surely, 2^52566546 is an apocalyptic number.

52566546 is an abundant number, since it is smaller than the sum of its proper divisors (57137838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52566546 is a wasteful number, since it uses less digits than its factorization.

52566546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380945.

The product of its digits is 216000, while the sum is 39.

The square root of 52566546 is about 7250.2790291133. The cubic root of 52566546 is about 374.6017603413.

The spelling of 52566546 in words is "fifty-two million, five hundred sixty-six thousand, five hundred forty-six".