424142212 has 24 divisors (see below), whose sum is σ = 818845272. Its totient is φ = 190982400.

The previous prime is 424142207. The next prime is 424142221. The reversal of 424142212 is 212241424.

It can be written as a sum of positive squares in 4 ways, for example, as 36288576 + 387853636 = 6024^2 + 19694^2 .

It is a nude number because it is divisible by every one of its digits.

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, 97339 + ... + 101602.

It is an arithmetic number, because the mean of its divisors is an integer number (34118553).

Almost surely, 2^424142212 is an apocalyptic number.

It is an amenable number.

424142212 is a deficient number, since it is larger than the sum of its proper divisors (394703060).

424142212 is a wasteful number, since it uses less digits than its factorization.

424142212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198999 (or 198997 counting only the distinct ones).

The product of its digits is 1024, while the sum is 22.

The square root of 424142212 is about 20594.7132050922. The cubic root of 424142212 is about 751.3411334224.

Adding to 424142212 its reverse (212241424), we get a palindrome (636383636).

The spelling of 424142212 in words is "four hundred twenty-four million, one hundred forty-two thousand, two hundred twelve".