628603322 has 24 divisors (see below), whose sum is σ = 1013777856. Its totient is φ = 292227008.

The previous prime is 628603321. The next prime is 628603331. The reversal of 628603322 is 223306826.

It is not an unprimeable number, because it can be changed into a prime (628603321) 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 in 11 ways as a sum of consecutive naturals, for example, 41423 + ... + 54525.

It is an arithmetic number, because the mean of its divisors is an integer number (42240744).

Almost surely, 2^628603322 is an apocalyptic number.

628603322 is a deficient number, since it is larger than the sum of its proper divisors (385174534).

628603322 is a wasteful number, since it uses less digits than its factorization.

628603322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13222 (or 13205 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 628603322 is about 25071.9628669157. The cubic root of 628603322 is about 856.6279174857.

The spelling of 628603322 in words is "six hundred twenty-eight million, six hundred three thousand, three hundred twenty-two".