628103300 has 72 divisors (see below), whose sum is σ = 1518652800. Its totient is φ = 223523200.

The previous prime is 628103299. The next prime is 628103341. The reversal of 628103300 is 3301826.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45626 + ... + 57774.

It is an arithmetic number, because the mean of its divisors is an integer number (21092400).

Almost surely, 2^628103300 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 628103300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (759326400).

628103300 is an abundant number, since it is smaller than the sum of its proper divisors (890549500).

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

628103300 is a wasteful number, since it uses less digits than its factorization.

628103300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12221 (or 12214 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 628103300 is about 25061.9891469133. The cubic root of 628103300 is about 856.4007225749.

The spelling of 628103300 in words is "six hundred twenty-eight million, one hundred three thousand, three hundred".