58740221 has 2 divisors, whose sum is σ = 58740222. Its totient is φ = 58740220.

The previous prime is 58740211. The next prime is 58740239. The reversal of 58740221 is 12204785.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47416996 + 11323225 = 6886^2 + 3365^2 .

It is a cyclic number.

It is not a de Polignac number, because 58740221 - 2¹⁴ = 58723837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (58740211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29370110 + 29370111.

It is an arithmetic number, because the mean of its divisors is an integer number (29370111).

Almost surely, 2^58740221 is an apocalyptic number.

It is an amenable number.

58740221 is a deficient number, since it is larger than the sum of its proper divisors (1).

58740221 is an equidigital number, since it uses as much as digits as its factorization.

58740221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 58740221 is about 7664.2169202078. The cubic root of 58740221 is about 388.7274344418.

The spelling of 58740221 in words is "fifty-eight million, seven hundred forty thousand, two hundred twenty-one".