423504122 has 16 divisors (see below), whose sum is σ = 649458432. Its totient is φ = 207027600.

The previous prime is 423504101. The next prime is 423504149. The reversal of 423504122 is 221405324.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120563 + ... + 124025.

It is an arithmetic number, because the mean of its divisors is an integer number (40591152).

Almost surely, 2^423504122 is an apocalyptic number.

423504122 is a deficient number, since it is larger than the sum of its proper divisors (225954310).

423504122 is a wasteful number, since it uses less digits than its factorization.

423504122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4813.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 423504122 is about 20579.2157770893. The cubic root of 423504122 is about 750.9641656114.

Adding to 423504122 its reverse (221405324), we get a palindrome (644909446).

The spelling of 423504122 in words is "four hundred twenty-three million, five hundred four thousand, one hundred twenty-two".