415228 has 12 divisors (see below), whose sum is σ = 792792. Its totient is φ = 188720.

The previous prime is 415213. The next prime is 415231. The reversal of 415228 is 822514.

415228 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 415199 and 415208.

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, 4675 + ... + 4762.

It is an arithmetic number, because the mean of its divisors is an integer number (66066).

2⁴¹⁵²²⁸ is an apocalyptic number.

It is an amenable number.

415228 is a deficient number, since it is larger than the sum of its proper divisors (377564).

415228 is a wasteful number, since it uses less digits than its factorization.

415228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9452 (or 9450 counting only the distinct ones).

The product of its digits is 640, while the sum is 22.

The square root of 415228 is about 644.3818743571. The cubic root of 415228 is about 74.6040166793.

The spelling of 415228 in words is "four hundred fifteen thousand, two hundred twenty-eight".