423112042 has 8 divisors (see below), whose sum is σ = 635300100. Its totient is φ = 211345344.

The previous prime is 423112037. The next prime is 423112061. The reversal of 423112042 is 240211324.

It can be written as a sum of positive squares in 2 ways, for example, as 343027441 + 80084601 = 18521^2 + 8949^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102817 + ... + 106852.

Almost surely, 2^423112042 is an apocalyptic number.

423112042 is a deficient number, since it is larger than the sum of its proper divisors (212188058).

423112042 is a wasteful number, since it uses less digits than its factorization.

423112042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210680.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 423112042 is about 20569.6874550879. The cubic root of 423112042 is about 750.7323465845.

Adding to 423112042 its reverse (240211324), we get a palindrome (663323366).

The spelling of 423112042 in words is "four hundred twenty-three million, one hundred twelve thousand, forty-two".