52181066 has 16 divisors (see below), whose sum is σ = 93343104. Its totient is φ = 21390864.

The previous prime is 52180993. The next prime is 52181071. The reversal of 52181066 is 66018125.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80705 + ... + 81348.

It is an arithmetic number, because the mean of its divisors is an integer number (5833944).

Almost surely, 2^52181066 is an apocalyptic number.

52181066 is a deficient number, since it is larger than the sum of its proper divisors (41162038).

52181066 is a wasteful number, since it uses less digits than its factorization.

52181066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162085.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 52181066 is about 7223.6463091710. The cubic root of 52181066 is about 373.6838387305.

The spelling of 52181066 in words is "fifty-two million, one hundred eighty-one thousand, sixty-six".