1228733 has 8 divisors (see below), whose sum is σ = 1377120. Its totient is φ = 1086480.

The previous prime is 1228693. The next prime is 1228741. The reversal of 1228733 is 3378221.

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

It is a cyclic number.

It is not a de Polignac number, because 1228733 - 2¹² = 1224637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1228763) 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, 1103 + ... + 1916.

It is an arithmetic number, because the mean of its divisors is an integer number (172140).

2^1228733 is an apocalyptic number.

It is an amenable number.

1228733 is a deficient number, since it is larger than the sum of its proper divisors (148387).

1228733 is a wasteful number, since it uses less digits than its factorization.

1228733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3067.

The product of its digits is 2016, while the sum is 26.

The square root of 1228733 is about 1108.4822957540. The cubic root of 1228733 is about 107.1073252760.

The spelling of 1228733 in words is "one million, two hundred twenty-eight thousand, seven hundred thirty-three".