7620228533 has 2 divisors, whose sum is σ = 7620228534. Its totient is φ = 7620228532.

The previous prime is 7620228527. The next prime is 7620228613. The reversal of 7620228533 is 3358220267.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7544312164 + 75916369 = 86858^2 + 8713^2 .

It is a cyclic number.

It is not a de Polignac number, because 7620228533 - 2⁸ = 7620228277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7620228433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3810114266 + 3810114267.

It is an arithmetic number, because the mean of its divisors is an integer number (3810114267).

Almost surely, 2^7620228533 is an apocalyptic number.

It is an amenable number.

7620228533 is a deficient number, since it is larger than the sum of its proper divisors (1).

7620228533 is an equidigital number, since it uses as much as digits as its factorization.

7620228533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 7620228533 is about 87293.9203667701. The cubic root of 7620228533 is about 1967.8379514273.

The spelling of 7620228533 in words is "seven billion, six hundred twenty million, two hundred twenty-eight thousand, five hundred thirty-three".