426323020 has 24 divisors (see below), whose sum is σ = 904146768. Its totient is φ = 168840000.

The previous prime is 426323017. The next prime is 426323021. The reversal of 426323020 is 20323624.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 426322982 and 426323000.

It is not an unprimeable number, because it can be changed into a prime (426323021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103506 + ... + 107545.

It is an arithmetic number, because the mean of its divisors is an integer number (37672782).

Almost surely, 2^426323020 is an apocalyptic number.

It is an amenable number.

426323020 is an abundant number, since it is smaller than the sum of its proper divisors (477823748).

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

426323020 is a wasteful number, since it uses less digits than its factorization.

426323020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211161 (or 211159 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 426323020 is about 20647.5911427944. The cubic root of 426323020 is about 752.6266538838.

Adding to 426323020 its reverse (20323624), we get a palindrome (446646644).

The spelling of 426323020 in words is "four hundred twenty-six million, three hundred twenty-three thousand, twenty".