4122421400 has 48 divisors (see below), whose sum is σ = 9589460640. Its totient is φ = 1648137600.

The previous prime is 4122421343. The next prime is 4122421439. The reversal of 4122421400 is 41242214.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 530342 + ... + 538058.

It is an arithmetic number, because the mean of its divisors is an integer number (199780430).

Almost surely, 2^4122421400 is an apocalyptic number.

4122421400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4122421400 is an abundant number, since it is smaller than the sum of its proper divisors (5467039240).

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

4122421400 is a wasteful number, since it uses less digits than its factorization.

4122421400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10404 (or 10395 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 4122421400 is about 64206.0853813718. The cubic root of 4122421400 is about 1603.4329156220.

Adding to 4122421400 its reverse (41242214), we get a palindrome (4163663614).

The spelling of 4122421400 in words is "four billion, one hundred twenty-two million, four hundred twenty-one thousand, four hundred".