628118 has 4 divisors (see below), whose sum is σ = 942180. Its totient is φ = 314058.

The previous prime is 628097. The next prime is 628127. The reversal of 628118 is 811826.

628118 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157028 + ... + 157031.

It is an arithmetic number, because the mean of its divisors is an integer number (235545).

2⁶²⁸¹¹⁸ is an apocalyptic number.

628118 is a deficient number, since it is larger than the sum of its proper divisors (314062).

628118 is a wasteful number, since it uses less digits than its factorization.

628118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314061.

The product of its digits is 768, while the sum is 26.

The square root of 628118 is about 792.5389580330. The cubic root of 628118 is about 85.6407403531.

The spelling of 628118 in words is "six hundred twenty-eight thousand, one hundred eighteen".