628085235 has 16 divisors (see below), whose sum is σ = 1007529120. Its totient is φ = 334114560.

The previous prime is 628085233. The next prime is 628085239. The reversal of 628085235 is 532580826.

It is not a de Polignac number, because 628085235 - 2¹ = 628085233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 628085193 and 628085202.

It is not an unprimeable number, because it can be changed into a prime (628085233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47986 + ... + 59655.

It is an arithmetic number, because the mean of its divisors is an integer number (62970570).

Almost surely, 2^628085235 is an apocalyptic number.

628085235 is a deficient number, since it is larger than the sum of its proper divisors (379443885).

628085235 is a wasteful number, since it uses less digits than its factorization.

628085235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108038.

The product of its (nonzero) digits is 115200, while the sum is 39.

The square root of 628085235 is about 25061.6287379731. The cubic root of 628085235 is about 856.3925121274.

The spelling of 628085235 in words is "six hundred twenty-eight million, eighty-five thousand, two hundred thirty-five".