227221516 has 6 divisors (see below), whose sum is σ = 397637660. Its totient is φ = 113610756.

The previous prime is 227221483. The next prime is 227221559. The reversal of 227221516 is 615122722.

227221516 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28402686 + ... + 28402693.

Almost surely, 2^227221516 is an apocalyptic number.

It is an amenable number.

227221516 is a deficient number, since it is larger than the sum of its proper divisors (170416144).

227221516 is a wasteful number, since it uses less digits than its factorization.

227221516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56805383 (or 56805381 counting only the distinct ones).

The product of its digits is 3360, while the sum is 28.

The square root of 227221516 is about 15073.8686474309. The cubic root of 227221516 is about 610.2153821529.

The spelling of 227221516 in words is "two hundred twenty-seven million, two hundred twenty-one thousand, five hundred sixteen".