227664155 has 8 divisors (see below), whose sum is σ = 282009984. Its totient is φ = 176256000.

The previous prime is 227664149. The next prime is 227664167. The reversal of 227664155 is 551466722.

227664155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 227664155 - 2⁶ = 227664091 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 734246 + ... + 734555.

It is an arithmetic number, because the mean of its divisors is an integer number (35251248).

Almost surely, 2^227664155 is an apocalyptic number.

227664155 is a deficient number, since it is larger than the sum of its proper divisors (54345829).

227664155 is a wasteful number, since it uses less digits than its factorization.

227664155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468837.

The product of its digits is 100800, while the sum is 38.

The square root of 227664155 is about 15088.5438329880. The cubic root of 227664155 is about 610.6113686012.

The spelling of 227664155 in words is "two hundred twenty-seven million, six hundred sixty-four thousand, one hundred fifty-five".