3124004220 has 48 divisors (see below), whose sum is σ = 9719125920. Its totient is φ = 833067648.

The previous prime is 3124004197. The next prime is 3124004231. The reversal of 3124004220 is 224004213.

3124004220 is a `hidden beast` number, since 3 + 1 + 240 + 0 + 422 + 0 = 666.

3124004220 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 3124004193 and 3124004202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2892057 + ... + 2893136.

It is an arithmetic number, because the mean of its divisors is an integer number (202481790).

Almost surely, 2^3124004220 is an apocalyptic number.

3124004220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3124004220 is an abundant number, since it is smaller than the sum of its proper divisors (6595121700).

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

3124004220 is a wasteful number, since it uses less digits than its factorization.

3124004220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5785211 (or 5785203 counting only the distinct ones).

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

The square root of 3124004220 is about 55892.7922007838. The cubic root of 3124004220 is about 1461.8535630954.

Adding to 3124004220 its reverse (224004213), we get a palindrome (3348008433).

The spelling of 3124004220 in words is "three billion, one hundred twenty-four million, four thousand, two hundred twenty".