423143212 has 6 divisors (see below), whose sum is σ = 740500628. Its totient is φ = 211571604.

The previous prime is 423143191. The next prime is 423143233. The reversal of 423143212 is 212341324.

It is an interprime number because it is at equal distance from previous prime (423143191) and next prime (423143233).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52892898 + ... + 52892905.

Almost surely, 2^423143212 is an apocalyptic number.

It is an amenable number.

423143212 is a deficient number, since it is larger than the sum of its proper divisors (317357416).

423143212 is a wasteful number, since it uses less digits than its factorization.

423143212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105785807 (or 105785805 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 423143212 is about 20570.4451094282. The cubic root of 423143212 is about 750.7507812230.

Adding to 423143212 its reverse (212341324), we get a palindrome (635484536).

The spelling of 423143212 in words is "four hundred twenty-three million, one hundred forty-three thousand, two hundred twelve".