1228324 has 12 divisors (see below), whose sum is σ = 2223900. Its totient is φ = 592928.

The previous prime is 1228309. The next prime is 1228327. The reversal of 1228324 is 4238221.

It can be written as a sum of positive squares in 2 ways, for example, as 381924 + 846400 = 618^2 + 920^2 .

It is a d-powerful number, because it can be written as 1 + 2⁵ + 2⁹ + 8 + 3¹¹ + 2¹¹ + 4¹⁰ .

It is a junction number, because it is equal to n+sod(n) for n = 1228295 and 1228304.

It is not an unprimeable number, because it can be changed into a prime (1228327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5179 + ... + 5410.

It is an arithmetic number, because the mean of its divisors is an integer number (185325).

2^1228324 is an apocalyptic number.

It is an amenable number.

1228324 is a deficient number, since it is larger than the sum of its proper divisors (995576).

1228324 is a wasteful number, since it uses less digits than its factorization.

1228324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10622 (or 10620 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

The square root of 1228324 is about 1108.2977939164. The cubic root of 1228324 is about 107.0954399282.

The spelling of 1228324 in words is "one million, two hundred twenty-eight thousand, three hundred twenty-four".