628473300 has 144 divisors (see below), whose sum is σ = 2238106752. Its totient is φ = 132595200.

The previous prime is 628473299. The next prime is 628473319. The reversal of 628473300 is 3374826.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15790 + ... + 38810.

It is an arithmetic number, because the mean of its divisors is an integer number (15542408).

Almost surely, 2^628473300 is an apocalyptic number.

628473300 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 628473300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1119053376).

628473300 is an abundant number, since it is smaller than the sum of its proper divisors (1609633452).

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

628473300 is a wasteful number, since it uses less digits than its factorization.

628473300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23058 (or 23051 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 628473300 is about 25069.3697567370. The cubic root of 628473300 is about 856.5688510064.

The spelling of 628473300 in words is "six hundred twenty-eight million, four hundred seventy-three thousand, three hundred".