452222012 has 18 divisors (see below), whose sum is σ = 869874264. Its totient is φ = 205555240.

The previous prime is 452221999. The next prime is 452222033. The reversal of 452222012 is 210222254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 466688 + ... + 467655.

It is an arithmetic number, because the mean of its divisors is an integer number (48326348).

Almost surely, 2^452222012 is an apocalyptic number.

It is an amenable number.

452222012 is a deficient number, since it is larger than the sum of its proper divisors (417652252).

452222012 is a wasteful number, since it uses less digits than its factorization.

452222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934369 (or 934356 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 452222012 is about 21265.5122675190. The cubic root of 452222012 is about 767.5686574336.

Adding to 452222012 its reverse (210222254), we get a palindrome (662444266).

The spelling of 452222012 in words is "four hundred fifty-two million, two hundred twenty-two thousand, twelve".