4221300405 has 16 divisors (see below), whose sum is σ = 7718949504. Its totient is φ = 1929737280.

The previous prime is 4221300401. The next prime is 4221300431. The reversal of 4221300405 is 5040031224.

It is not a de Polignac number, because 4221300405 - 2² = 4221300401 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221300401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20101326 + ... + 20101535.

It is an arithmetic number, because the mean of its divisors is an integer number (482434344).

Almost surely, 2^4221300405 is an apocalyptic number.

It is an amenable number.

4221300405 is a deficient number, since it is larger than the sum of its proper divisors (3497649099).

4221300405 is a wasteful number, since it uses less digits than its factorization.

4221300405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40202876.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 4221300405 is about 64971.5353443337. The cubic root of 4221300405 is about 1616.1515626572.

Adding to 4221300405 its reverse (5040031224), we get a palindrome (9261331629).

The spelling of 4221300405 in words is "four billion, two hundred twenty-one million, three hundred thousand, four hundred five".