1200225876 has 24 divisors (see below), whose sum is σ = 2831996160. Its totient is φ = 395579712.

The previous prime is 1200225833. The next prime is 1200225889. The reversal of 1200225876 is 6785220021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 560836 + ... + 562971.

It is an arithmetic number, because the mean of its divisors is an integer number (117999840).

Almost surely, 2^1200225876 is an apocalyptic number.

It is an amenable number.

1200225876 is an abundant number, since it is smaller than the sum of its proper divisors (1631770284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200225876 is a wasteful number, since it uses less digits than its factorization.

1200225876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123903 (or 1123901 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 1200225876 is about 34644.2762372084. The cubic root of 1200225876 is about 1062.7252397405.

Adding to 1200225876 its reverse (6785220021), we get a palindrome (7985445897).

The spelling of 1200225876 in words is "one billion, two hundred million, two hundred twenty-five thousand, eight hundred seventy-six".