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BaseRepresentation
bin100101011110111…
…000010110011000
31121211021222221021
4211132320112120
52241441231440
6142222252224
721404104051
oct4536702630
91554258837
10628852120
112a2a749a6
12156727074
13a038b260
145d737728
153a31b84a
hex257b8598

628852120 has 64 divisors (see below), whose sum is σ = 1603980000. Its totient is φ = 219967488.

The previous prime is 628852099. The next prime is 628852121. The reversal of 628852120 is 21258826.

628852120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (628852121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21945 + ... + 41704.

Almost surely, 2628852120 is an apocalyptic number.

It is an amenable number.

628852120 is an abundant number, since it is smaller than the sum of its proper divisors (975127880).

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

628852120 is a wasteful number, since it uses less digits than its factorization.

628852120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63692 (or 63688 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 628852120 is about 25076.9240537989. The cubic root of 628852120 is about 856.7409189039.

The spelling of 628852120 in words is "six hundred twenty-eight million, eight hundred fifty-two thousand, one hundred twenty".