628275535 has 8 divisors (see below), whose sum is σ = 758733696. Its totient is φ = 499418400.

The previous prime is 628275493. The next prime is 628275541. The reversal of 628275535 is 535572826.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 628275535 - 2⁷ = 628275407 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 628275491 and 628275500.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 399391 + ... + 400960.

It is an arithmetic number, because the mean of its divisors is an integer number (94841712).

Almost surely, 2^628275535 is an apocalyptic number.

628275535 is a deficient number, since it is larger than the sum of its proper divisors (130458161).

628275535 is a wasteful number, since it uses less digits than its factorization.

628275535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800513.

The product of its digits is 504000, while the sum is 43.

The square root of 628275535 is about 25065.4250911490. The cubic root of 628275535 is about 856.4789945715.

The spelling of 628275535 in words is "six hundred twenty-eight million, two hundred seventy-five thousand, five hundred thirty-five".