1749226 has 8 divisors (see below), whose sum is σ = 2660004. Its totient is φ = 862560.

The previous prime is 1749221. The next prime is 1749229. The reversal of 1749226 is 6229471.

It can be written as a sum of positive squares in 2 ways, for example, as 1560001 + 189225 = 1249^2 + 435^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1749221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5845 + ... + 6136.

2^1749226 is an apocalyptic number.

1749226 is a deficient number, since it is larger than the sum of its proper divisors (910778).

1749226 is a wasteful number, since it uses less digits than its factorization.

1749226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12056.

The product of its digits is 6048, while the sum is 31.

The square root of 1749226 is about 1322.5830786760. The cubic root of 1749226 is about 120.4893443973.

The spelling of 1749226 in words is "one million, seven hundred forty-nine thousand, two hundred twenty-six".