624055 has 8 divisors (see below), whose sum is σ = 788400. Its totient is φ = 472896.

The previous prime is 624049. The next prime is 624067. The reversal of 624055 is 550426.

624055 = 320² + 321² + ... + 325².

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 624055 - 2³ = 624047 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3190 + ... + 3379.

It is an arithmetic number, because the mean of its divisors is an integer number (98550).

2⁶²⁴⁰⁵⁵ is an apocalyptic number.

624055 is a deficient number, since it is larger than the sum of its proper divisors (164345).

624055 is a wasteful number, since it uses less digits than its factorization.

624055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6593.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 624055 is about 789.9715184739. The cubic root of 624055 is about 85.4556842037.

The spelling of 624055 in words is "six hundred twenty-four thousand, fifty-five".