7208228012 has 6 divisors (see below), whose sum is σ = 12614399028. Its totient is φ = 3604114004.

The previous prime is 7208228009. The next prime is 7208228029. The reversal of 7208228012 is 2108228027.

It is a self number, because there is not a number n which added to its sum of digits gives 7208228012.

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 as a sum of consecutive naturals, namely, 901028498 + ... + 901028505.

It is an arithmetic number, because the mean of its divisors is an integer number (2102399838).

Almost surely, 2^7208228012 is an apocalyptic number.

It is an amenable number.

7208228012 is a deficient number, since it is larger than the sum of its proper divisors (5406171016).

7208228012 is a wasteful number, since it uses less digits than its factorization.

7208228012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1802057007 (or 1802057005 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 32.

The square root of 7208228012 is about 84901.2839243318. The cubic root of 7208228012 is about 1931.7140501427.

The spelling of 7208228012 in words is "seven billion, two hundred eight million, two hundred twenty-eight thousand, twelve".