628392 has 16 divisors (see below), whose sum is σ = 1571040. Its totient is φ = 209456.

The previous prime is 628391. The next prime is 628399. The reversal of 628392 is 293826.

It is not an unprimeable number, because it can be changed into a prime (628391) 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, 13068 + ... + 13115.

It is an arithmetic number, because the mean of its divisors is an integer number (98190).

2⁶²⁸³⁹² is an apocalyptic number.

It is an amenable number.

628392 is an abundant number, since it is smaller than the sum of its proper divisors (942648).

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

628392 is a wasteful number, since it uses less digits than its factorization.

628392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26192 (or 26188 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 628392 is about 792.7118013503. The cubic root of 628392 is about 85.6531913849.

The spelling of 628392 in words is "six hundred twenty-eight thousand, three hundred ninety-two".