624022 has 24 divisors (see below), whose sum is σ = 1128816. Its totient is φ = 253344.

The previous prime is 624007. The next prime is 624031. The reversal of 624022 is 220426.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 623987 and 624005.

It is a congruent number.

It is an unprimeable number.

624022 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11748 + ... + 11800.

It is an arithmetic number, because the mean of its divisors is an integer number (47034).

2⁶²⁴⁰²² is an apocalyptic number.

624022 is a deficient number, since it is larger than the sum of its proper divisors (504794).

624022 is a wasteful number, since it uses less digits than its factorization.

624022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120 (or 91 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 624022 is about 789.9506313688. The cubic root of 624022 is about 85.4541778795.

Adding to 624022 its reverse (220426), we get a palindrome (844448).

The spelling of 624022 in words is "six hundred twenty-four thousand, twenty-two".