53166858 has 8 divisors (see below), whose sum is σ = 106333728. Its totient is φ = 17722284.

The previous prime is 53166857. The next prime is 53166887. The reversal of 53166858 is 85866135.

It is a sphenic number, since it is the product of 3 distinct primes.

53166858 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (53166857) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4430566 + ... + 4430577.

It is an arithmetic number, because the mean of its divisors is an integer number (13291716).

Almost surely, 2^53166858 is an apocalyptic number.

53166858 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

53166858 is a wasteful number, since it uses less digits than its factorization.

53166858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8861148.

The product of its digits is 172800, while the sum is 42.

The square root of 53166858 is about 7291.5607382782. The cubic root of 53166858 is about 376.0223551293.

The spelling of 53166858 in words is "fifty-three million, one hundred sixty-six thousand, eight hundred fifty-eight".