227128996 has 24 divisors (see below), whose sum is σ = 405044640. Its totient is φ = 111410112.

The previous prime is 227128981. The next prime is 227128997. The reversal of 227128996 is 699821722.

227128996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (227128997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201691 + ... + 202813.

It is an arithmetic number, because the mean of its divisors is an integer number (16876860).

Almost surely, 2^227128996 is an apocalyptic number.

It is an amenable number.

227128996 is a deficient number, since it is larger than the sum of its proper divisors (177915644).

227128996 is a wasteful number, since it uses less digits than its factorization.

227128996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2043 (or 2041 counting only the distinct ones).

The product of its digits is 217728, while the sum is 46.

The square root of 227128996 is about 15070.7994479391. The cubic root of 227128996 is about 610.1325484603.

The spelling of 227128996 in words is "two hundred twenty-seven million, one hundred twenty-eight thousand, nine hundred ninety-six".