227185116 has 12 divisors (see below), whose sum is σ = 530098632. Its totient is φ = 75728368.

The previous prime is 227185097. The next prime is 227185129. The reversal of 227185116 is 611581722.

227185116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×227185116² = 103226153863866912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9466035 + ... + 9466058.

It is an arithmetic number, because the mean of its divisors is an integer number (44174886).

Almost surely, 2^227185116 is an apocalyptic number.

It is an amenable number.

227185116 is an abundant number, since it is smaller than the sum of its proper divisors (302913516).

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

227185116 is a wasteful number, since it uses less digits than its factorization.

227185116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18932100 (or 18932098 counting only the distinct ones).

The product of its digits is 6720, while the sum is 33.

The square root of 227185116 is about 15072.6612116109. The cubic root of 227185116 is about 610.1827957053.

The spelling of 227185116 in words is "two hundred twenty-seven million, one hundred eighty-five thousand, one hundred sixteen".