1743428 has 6 divisors (see below), whose sum is σ = 3051006. Its totient is φ = 871712.

The previous prime is 1743419. The next prime is 1743433. The reversal of 1743428 is 8243471.

It can be written as a sum of positive squares in only one way, i.e., 937024 + 806404 = 968^2 + 898^2 .

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 1743428.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217925 + ... + 217932.

It is an arithmetic number, because the mean of its divisors is an integer number (508501).

2^1743428 is an apocalyptic number.

It is an amenable number.

1743428 is a deficient number, since it is larger than the sum of its proper divisors (1307578).

1743428 is a wasteful number, since it uses less digits than its factorization.

1743428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435861 (or 435859 counting only the distinct ones).

The product of its digits is 5376, while the sum is 29.

The square root of 1743428 is about 1320.3893365216. The cubic root of 1743428 is about 120.3560720239.

Adding to 1743428 its reverse (8243471), we get a palindrome (9986899).

The spelling of 1743428 in words is "one million, seven hundred forty-three thousand, four hundred twenty-eight".