423041020 has 12 divisors (see below), whose sum is σ = 888386184. Its totient is φ = 169216400.

The previous prime is 423041011. The next prime is 423041029. The reversal of 423041020 is 20140324.

It is an interprime number because it is at equal distance from previous prime (423041011) and next prime (423041029).

It is a junction number, because it is equal to n+sod(n) for n = 423040985 and 423041003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423041029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10576006 + ... + 10576045.

It is an arithmetic number, because the mean of its divisors is an integer number (74032182).

Almost surely, 2^423041020 is an apocalyptic number.

It is an amenable number.

423041020 is an abundant number, since it is smaller than the sum of its proper divisors (465345164).

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

423041020 is a wasteful number, since it uses less digits than its factorization.

423041020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21152060 (or 21152058 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 423041020 is about 20567.9610073532. The cubic root of 423041020 is about 750.6903391956.

Adding to 423041020 its reverse (20140324), we get a palindrome (443181344).

The spelling of 423041020 in words is "four hundred twenty-three million, forty-one thousand, twenty".