628203099 has 16 divisors (see below), whose sum is σ = 889937280. Its totient is φ = 393048000.

The previous prime is 628203083. The next prime is 628203143. The reversal of 628203099 is 990302826.

It is not a de Polignac number, because 628203099 - 2⁴ = 628203083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (628203049) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 45402 + ... + 57599.

It is an arithmetic number, because the mean of its divisors is an integer number (55621080).

Almost surely, 2^628203099 is an apocalyptic number.

628203099 is a deficient number, since it is larger than the sum of its proper divisors (261734181).

628203099 is a wasteful number, since it uses less digits than its factorization.

628203099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103130.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 628203099 is about 25063.9801109082. The cubic root of 628203099 is about 856.4460778582.

The spelling of 628203099 in words is "six hundred twenty-eight million, two hundred three thousand, ninety-nine".