628098 has 8 divisors (see below), whose sum is σ = 1256208. Its totient is φ = 209364.

The previous prime is 628097. The next prime is 628127. The reversal of 628098 is 890826.

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

628098 is an admirable number.

It is a Curzon number.

It is a plaindrome in base 11.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 628098.

It is not an unprimeable number, because it can be changed into a prime (628093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52336 + ... + 52347.

It is an arithmetic number, because the mean of its divisors is an integer number (157026).

2⁶²⁸⁰⁹⁸ is an apocalyptic number.

628098 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

628098 is a wasteful number, since it uses less digits than its factorization.

628098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104688.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 628098 is about 792.5263402563. The cubic root of 628098 is about 85.6398313769.

The spelling of 628098 in words is "six hundred twenty-eight thousand, ninety-eight".