628017 has 8 divisors (see below), whose sum is σ = 901824. Its totient is φ = 386448.

The previous prime is 628013. The next prime is 628021. The reversal of 628017 is 710826.

It is an interprime number because it is at equal distance from previous prime (628013) and next prime (628021).

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

It is not a de Polignac number, because 628017 - 2² = 628013 is a prime.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (628013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8013 + ... + 8090.

It is an arithmetic number, because the mean of its divisors is an integer number (112728).

2⁶²⁸⁰¹⁷ is an apocalyptic number.

It is an amenable number.

628017 is a deficient number, since it is larger than the sum of its proper divisors (273807).

628017 is a wasteful number, since it uses less digits than its factorization.

628017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16119.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 628017 is about 792.4752362062. The cubic root of 628017 is about 85.6361498259.

The spelling of 628017 in words is "six hundred twenty-eight thousand, seventeen".