1746401 has 2 divisors, whose sum is σ = 1746402. Its totient is φ = 1746400.

The previous prime is 1746397. The next prime is 1746419. The reversal of 1746401 is 1046471.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1263376 + 483025 = 1124^2 + 695^2 .

It is a cyclic number.

It is not a de Polignac number, because 1746401 - 2² = 1746397 is a prime.

It is not a weakly prime, because it can be changed into another prime (1746421) 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 as a sum of consecutive naturals, namely, 873200 + 873201.

It is an arithmetic number, because the mean of its divisors is an integer number (873201).

2^1746401 is an apocalyptic number.

It is an amenable number.

1746401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1746401 is an equidigital number, since it uses as much as digits as its factorization.

1746401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 1746401 is about 1321.5146612883. The cubic root of 1746401 is about 120.4244460172.

The spelling of 1746401 in words is "one million, seven hundred forty-six thousand, four hundred one".