423205260 has 48 divisors (see below), whose sum is σ = 1217007456. Its totient is φ = 109804032.

The previous prime is 423205243. The next prime is 423205261. The reversal of 423205260 is 62502324.

It is a self number, because there is not a number n which added to its sum of digits gives 423205260.

It is not an unprimeable number, because it can be changed into a prime (423205261) 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, 93097 + ... + 97536.

It is an arithmetic number, because the mean of its divisors is an integer number (25354322).

Almost surely, 2^423205260 is an apocalyptic number.

It is an amenable number.

423205260 is an abundant number, since it is smaller than the sum of its proper divisors (793802196).

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

423205260 is a wasteful number, since it uses less digits than its factorization.

423205260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190682 (or 190680 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 423205260 is about 20571.9532373569. The cubic root of 423205260 is about 750.7874751101.

Adding to 423205260 its reverse (62502324), we get a palindrome (485707584).

The spelling of 423205260 in words is "four hundred twenty-three million, two hundred five thousand, two hundred sixty".