628846 has 4 divisors (see below), whose sum is σ = 943272. Its totient is φ = 314422.

The previous prime is 628841. The next prime is 628861. The reversal of 628846 is 648826.

628846 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 not an unprimeable number, because it can be changed into a prime (628841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157210 + ... + 157213.

It is an arithmetic number, because the mean of its divisors is an integer number (235818).

2⁶²⁸⁸⁴⁶ is an apocalyptic number.

628846 is a deficient number, since it is larger than the sum of its proper divisors (314426).

628846 is a wasteful number, since it uses less digits than its factorization.

628846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314425.

The product of its digits is 18432, while the sum is 34.

The square root of 628846 is about 792.9981084467. The cubic root of 628846 is about 85.6738139622.

The spelling of 628846 in words is "six hundred twenty-eight thousand, eight hundred forty-six".