124220304 has 200 divisors, whose sum is σ = 396375672. Its totient is φ = 37324800.

The previous prime is 124220297. The next prime is 124220323. The reversal of 124220304 is 403022421.

It can be written as a sum of positive squares in 4 ways, for example, as 31136400 + 93083904 = 5580^2 + 9648^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1229854 + ... + 1229954.

Almost surely, 2^124220304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124220304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198187836).

124220304 is an abundant number, since it is smaller than the sum of its proper divisors (272155368).

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

124220304 is a wasteful number, since it uses less digits than its factorization.

124220304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207 (or 192 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 124220304 is about 11145.4162775555. The cubic root of 124220304 is about 498.9582362976.

Adding to 124220304 its reverse (403022421), we get a palindrome (527242725).

The spelling of 124220304 in words is "one hundred twenty-four million, two hundred twenty thousand, three hundred four".