4246223121 has 32 divisors (see below), whose sum is σ = 7192657920. Its totient is φ = 2425304592.

The previous prime is 4246223117. The next prime is 4246223129. The reversal of 4246223121 is 1213226424.

4246223121 is a `hidden beast` number, since 4 + 2 + 4 + 622 + 31 + 2 + 1 = 666.

It is not a de Polignac number, because 4246223121 - 2² = 4246223117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4246223129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 594256 + ... + 601358.

It is an arithmetic number, because the mean of its divisors is an integer number (224770560).

Almost surely, 2^4246223121 is an apocalyptic number.

It is an amenable number.

4246223121 is a deficient number, since it is larger than the sum of its proper divisors (2946434799).

4246223121 is a wasteful number, since it uses less digits than its factorization.

4246223121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10282 (or 10276 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 4246223121 is about 65163.0502739091. The cubic root of 4246223121 is about 1619.3259301259.

Adding to 4246223121 its reverse (1213226424), we get a palindrome (5459449545).

The spelling of 4246223121 in words is "four billion, two hundred forty-six million, two hundred twenty-three thousand, one hundred twenty-one".