58221955 has 32 divisors (see below), whose sum is σ = 78962688. Its totient is φ = 40848000.

The previous prime is 58221941. The next prime is 58221959. The reversal of 58221955 is 55912285.

58221955 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 58221955 - 2¹⁷ = 58090883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58221959) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 260974 + ... + 261196.

It is an arithmetic number, because the mean of its divisors is an integer number (2467584).

Almost surely, 2^58221955 is an apocalyptic number.

58221955 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

58221955 is a deficient number, since it is larger than the sum of its proper divisors (20740733).

58221955 is a wasteful number, since it uses less digits than its factorization.

58221955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387.

The product of its digits is 36000, while the sum is 37.

The square root of 58221955 is about 7630.3312510008. The cubic root of 58221955 is about 387.5808059023.

It can be divided in two parts, 5822 and 1955, that added together give a palindrome (7777).

The spelling of 58221955 in words is "fifty-eight million, two hundred twenty-one thousand, nine hundred fifty-five".