628575204 has 96 divisors (see below), whose sum is σ = 1604123136. Its totient is φ = 190794240.

The previous prime is 628575191. The next prime is 628575253. The reversal of 628575204 is 402575826.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1148859 + ... + 1149405.

It is an arithmetic number, because the mean of its divisors is an integer number (16709616).

Almost surely, 2^628575204 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 628575204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (802061568).

628575204 is an abundant number, since it is smaller than the sum of its proper divisors (975547932).

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

628575204 is a wasteful number, since it uses less digits than its factorization.

628575204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745 (or 743 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 628575204 is about 25071.4021147602. The cubic root of 628575204 is about 856.6151447125.

The spelling of 628575204 in words is "six hundred twenty-eight million, five hundred seventy-five thousand, two hundred four".