423010560 has 144 divisors (see below), whose sum is σ = 1544086656. Its totient is φ = 96681984.

The previous prime is 423010537. The next prime is 423010561. The reversal of 423010560 is 65010324.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (423010561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19012 + ... + 34748.

It is an arithmetic number, because the mean of its divisors is an integer number (10722824).

Almost surely, 2^423010560 is an apocalyptic number.

423010560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423010560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (772043328).

423010560 is an abundant number, since it is smaller than the sum of its proper divisors (1121076096).

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

423010560 is a wasteful number, since it uses less digits than its factorization.

423010560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15768 (or 15754 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 423010560 is about 20567.2205219859. The cubic root of 423010560 is about 750.6723215760.

Adding to 423010560 its reverse (65010324), we get a palindrome (488020884).

The spelling of 423010560 in words is "four hundred twenty-three million, ten thousand, five hundred sixty".