512425222 has 8 divisors (see below), whose sum is σ = 769507056. Its totient is φ = 255922872.

The previous prime is 512425201. The next prime is 512425259. The reversal of 512425222 is 222524215.

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

It is a congruent number.

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, 142653 + ... + 146200.

It is an arithmetic number, because the mean of its divisors is an integer number (96188382).

Almost surely, 2^512425222 is an apocalyptic number.

512425222 is a deficient number, since it is larger than the sum of its proper divisors (257081834).

512425222 is a wasteful number, since it uses less digits than its factorization.

512425222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289742.

The product of its digits is 3200, while the sum is 25.

The square root of 512425222 is about 22636.8112153634. The cubic root of 512425222 is about 800.2214085089.

Adding to 512425222 its reverse (222524215), we get a palindrome (734949437).

The spelling of 512425222 in words is "five hundred twelve million, four hundred twenty-five thousand, two hundred twenty-two".