423072122 has 16 divisors (see below), whose sum is σ = 696451392. Its totient is φ = 191152320.

The previous prime is 423072119. The next prime is 423072127. The reversal of 423072122 is 221270324.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (423072127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53903 + ... + 61250.

It is an arithmetic number, because the mean of its divisors is an integer number (43528212).

Almost surely, 2^423072122 is an apocalyptic number.

423072122 is a deficient number, since it is larger than the sum of its proper divisors (273379270).

423072122 is a wasteful number, since it uses less digits than its factorization.

423072122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115333.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 423072122 is about 20568.7170722921. The cubic root of 423072122 is about 750.7087356770.

The spelling of 423072122 in words is "four hundred twenty-three million, seventy-two thousand, one hundred twenty-two".