58401866 has 8 divisors (see below), whose sum is σ = 89255844. Its totient is φ = 28649920.

The previous prime is 58401797. The next prime is 58401881. The reversal of 58401866 is 66810485.

58401866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 55071241 + 3330625 = 7421^2 + 1825^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275375 + ... + 275586.

Almost surely, 2^58401866 is an apocalyptic number.

58401866 is a deficient number, since it is larger than the sum of its proper divisors (30853978).

58401866 is a wasteful number, since it uses less digits than its factorization.

58401866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551016.

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 58401866 is about 7642.1113574718. Note that the first 3 decimals coincide. The cubic root of 58401866 is about 387.9796150767.

The spelling of 58401866 in words is "fifty-eight million, four hundred one thousand, eight hundred sixty-six".