628580562 has 8 divisors (see below), whose sum is σ = 1257161136. Its totient is φ = 209526852.

The previous prime is 628580543. The next prime is 628580569. The reversal of 628580562 is 265085826.

628580562 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.

628580562 is an admirable number.

It is a super-2 number, since 2×628580562² = 790227045848471688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (628580569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52381708 + ... + 52381719.

It is an arithmetic number, because the mean of its divisors is an integer number (157145142).

Almost surely, 2^628580562 is an apocalyptic number.

628580562 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

628580562 is a wasteful number, since it uses less digits than its factorization.

628580562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104763432.

The product of its (nonzero) digits is 230400, while the sum is 42.

The square root of 628580562 is about 25071.5089693461. The cubic root of 628580562 is about 856.6175786461.

The spelling of 628580562 in words is "six hundred twenty-eight million, five hundred eighty thousand, five hundred sixty-two".