624804 has 12 divisors (see below), whose sum is σ = 1457904. Its totient is φ = 208264.

The previous prime is 624803. The next prime is 624809. The reversal of 624804 is 408426.

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

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (624803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26022 + ... + 26045.

It is an arithmetic number, because the mean of its divisors is an integer number (121492).

2⁶²⁴⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

624804 is an abundant number, since it is smaller than the sum of its proper divisors (833100).

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

624804 is a wasteful number, since it uses less digits than its factorization.

624804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52074 (or 52072 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 624804 is about 790.4454440377. The cubic root of 624804 is about 85.4898589251.

The spelling of 624804 in words is "six hundred twenty-four thousand, eight hundred four".