1173228 has 24 divisors (see below), whose sum is σ = 3128832. Its totient is φ = 335184.

The previous prime is 1173223. The next prime is 1173239. The reversal of 1173228 is 8223711.

It is a junction number, because it is equal to n+sod(n) for n = 1173198 and 1173207.

It is not an unprimeable number, because it can be changed into a prime (1173223) 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, 6900 + ... + 7067.

It is an arithmetic number, because the mean of its divisors is an integer number (130368).

2^1173228 is an apocalyptic number.

It is an amenable number.

1173228 is an abundant number, since it is smaller than the sum of its proper divisors (1955604).

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

1173228 is a wasteful number, since it uses less digits than its factorization.

1173228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13981 (or 13979 counting only the distinct ones).

The product of its digits is 672, while the sum is 24.

The square root of 1173228 is about 1083.1564983879. The cubic root of 1173228 is about 105.4696422915.

Adding to 1173228 its reverse (8223711), we get a palindrome (9396939).

It can be divided in two parts, 11 and 73228, that multiplied together give a palindrome (805508).

The spelling of 1173228 in words is "one million, one hundred seventy-three thousand, two hundred twenty-eight".