58745221 has 2 divisors, whose sum is σ = 58745222. Its totient is φ = 58745220.

The previous prime is 58745209. The next prime is 58745227. The reversal of 58745221 is 12254785.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44076321 + 14668900 = 6639^2 + 3830^2 .

It is a cyclic number.

It is not a de Polignac number, because 58745221 - 2¹⁵ = 58712453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (58745227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29372610 + 29372611.

It is an arithmetic number, because the mean of its divisors is an integer number (29372611).

Almost surely, 2^58745221 is an apocalyptic number.

It is an amenable number.

58745221 is a deficient number, since it is larger than the sum of its proper divisors (1).

58745221 is an equidigital number, since it uses as much as digits as its factorization.

58745221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22400, while the sum is 34.

The square root of 58745221 is about 7664.5431044518. The cubic root of 58745221 is about 388.7384636934.

The spelling of 58745221 in words is "fifty-eight million, seven hundred forty-five thousand, two hundred twenty-one".