58821066 has 48 divisors (see below), whose sum is σ = 133346304. Its totient is φ = 19432224.

The previous prime is 58821041. The next prime is 58821067. The reversal of 58821066 is 66012885.

It is a happy number.

58821066 is a `hidden beast` number, since 588 + 2 + 10 + 66 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 58821066.

It is not an unprimeable number, because it can be changed into a prime (58821067) 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 23 ways as a sum of consecutive naturals, for example, 61246 + ... + 62198.

It is an arithmetic number, because the mean of its divisors is an integer number (2778048).

Almost surely, 2^58821066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58821066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66673152).

58821066 is an abundant number, since it is smaller than the sum of its proper divisors (74525238).

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

58821066 is a wasteful number, since it uses less digits than its factorization.

58821066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097 (or 1085 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 58821066 is about 7669.4892919933. The cubic root of 58821066 is about 388.9056897171.

The spelling of 58821066 in words is "fifty-eight million, eight hundred twenty-one thousand, sixty-six".