228377 has 8 divisors (see below), whose sum is σ = 241920. Its totient is φ = 215280.

The previous prime is 228359. The next prime is 228383. The reversal of 228377 is 773822.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-228377 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 228377.

It is not an unprimeable number, because it can be changed into a prime (228307) 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, 1574 + ... + 1712.

It is an arithmetic number, because the mean of its divisors is an integer number (30240).

2²²⁸³⁷⁷ is an apocalyptic number.

It is an amenable number.

228377 is a deficient number, since it is larger than the sum of its proper divisors (13543).

228377 is a wasteful number, since it uses less digits than its factorization.

228377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223.

The product of its digits is 4704, while the sum is 29.

The square root of 228377 is about 477.8880622070. Note that the first 3 decimals coincide. The cubic root of 228377 is about 61.1248004839.

The spelling of 228377 in words is "two hundred twenty-eight thousand, three hundred seventy-seven".