620522522 has 8 divisors (see below), whose sum is σ = 933816576. Its totient is φ = 309250332.

The previous prime is 620522489. The next prime is 620522531. The reversal of 620522522 is 225225026.

620522522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 620522491 and 620522500.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 504698 + ... + 505925.

It is an arithmetic number, because the mean of its divisors is an integer number (116727072).

Almost surely, 2^620522522 is an apocalyptic number.

620522522 is a deficient number, since it is larger than the sum of its proper divisors (313294054).

620522522 is a wasteful number, since it uses less digits than its factorization.

620522522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010932.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 620522522 is about 24910.2894804537. The cubic root of 620522522 is about 852.9413770335.

Adding to 620522522 its reverse (225225026), we get a palindrome (845747548).

The spelling of 620522522 in words is "six hundred twenty million, five hundred twenty-two thousand, five hundred twenty-two".