5620958221 has 2 divisors, whose sum is σ = 5620958222. Its totient is φ = 5620958220.

The previous prime is 5620958177. The next prime is 5620958243. The reversal of 5620958221 is 1228590265.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5403720100 + 217238121 = 73510^2 + 14739^2 .

It is a cyclic number.

It is not a de Polignac number, because 5620958221 - 2¹³ = 5620950029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5620950221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2810479110 + 2810479111.

It is an arithmetic number, because the mean of its divisors is an integer number (2810479111).

Almost surely, 2^5620958221 is an apocalyptic number.

It is an amenable number.

5620958221 is a deficient number, since it is larger than the sum of its proper divisors (1).

5620958221 is an equidigital number, since it uses as much as digits as its factorization.

5620958221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 40.

The square root of 5620958221 is about 74973.0499646373. The cubic root of 5620958221 is about 1778.0205893912.

The spelling of 5620958221 in words is "five billion, six hundred twenty million, nine hundred fifty-eight thousand, two hundred twenty-one".