426224121 has 8 divisors (see below), whose sum is σ = 573610464. Its totient is φ = 281493600.

The previous prime is 426224047. The next prime is 426224129. The reversal of 426224121 is 121422624.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 426224121 - 2¹⁴ = 426207737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 426224091 and 426224100.

It is not an unprimeable number, because it can be changed into a prime (426224129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 663580 + ... + 664221.

It is an arithmetic number, because the mean of its divisors is an integer number (71701308).

Almost surely, 2^426224121 is an apocalyptic number.

It is an amenable number.

426224121 is a deficient number, since it is larger than the sum of its proper divisors (147386343).

426224121 is a wasteful number, since it uses less digits than its factorization.

426224121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327911.

The product of its digits is 1536, while the sum is 24.

The square root of 426224121 is about 20645.1960756007. The cubic root of 426224121 is about 752.5684509278.

Adding to 426224121 its reverse (121422624), we get a palindrome (547646745).

The spelling of 426224121 in words is "four hundred twenty-six million, two hundred twenty-four thousand, one hundred twenty-one".