624828 has 12 divisors (see below), whose sum is σ = 1457960. Its totient is φ = 208272.

The previous prime is 624809. The next prime is 624829. The reversal of 624828 is 828426.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 624795 and 624804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (624829) 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, 26023 + ... + 26046.

2⁶²⁴⁸²⁸ is an apocalyptic number.

It is an amenable number.

624828 is an abundant number, since it is smaller than the sum of its proper divisors (833132).

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

624828 is a wasteful number, since it uses less digits than its factorization.

624828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52076 (or 52074 counting only the distinct ones).

The product of its digits is 6144, while the sum is 30.

The square root of 624828 is about 790.4606252053. The cubic root of 624828 is about 85.4909535246.

The spelling of 624828 in words is "six hundred twenty-four thousand, eight hundred twenty-eight".