620304 has 20 divisors (see below), whose sum is σ = 1602576. Its totient is φ = 206752.

The previous prime is 620303. The next prime is 620311. The reversal of 620304 is 403026.

It is a nialpdrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 620304.

It is not an unprimeable number, because it can be changed into a prime (620303) 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, 6414 + ... + 6509.

2⁶²⁰³⁰⁴ is an apocalyptic number.

It is an amenable number.

620304 is an abundant number, since it is smaller than the sum of its proper divisors (982272).

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

620304 is a wasteful number, since it uses less digits than its factorization.

620304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12934 (or 12928 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 620304 is about 787.5938039370. The cubic root of 620304 is about 85.2841241888.

The spelling of 620304 in words is "six hundred twenty thousand, three hundred four".