620822616 has 32 divisors (see below), whose sum is σ = 1602124800. Its totient is φ = 200265120.

The previous prime is 620822611. The next prime is 620822617. The reversal of 620822616 is 616228026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620822611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 416476 + ... + 417963.

It is an arithmetic number, because the mean of its divisors is an integer number (50066400).

Almost surely, 2^620822616 is an apocalyptic number.

It is an amenable number.

620822616 is an abundant number, since it is smaller than the sum of its proper divisors (981302184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

620822616 is a wasteful number, since it uses less digits than its factorization.

620822616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834479 (or 834475 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 620822616 is about 24916.3122472006. The cubic root of 620822616 is about 853.0788532889.

The spelling of 620822616 in words is "six hundred twenty million, eight hundred twenty-two thousand, six hundred sixteen".