1705493 has 2 divisors, whose sum is σ = 1705494. Its totient is φ = 1705492.

The previous prime is 1705481. The next prime is 1705549. The reversal of 1705493 is 3945071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1495729 + 209764 = 1223^2 + 458^2 .

It is a cyclic number.

It is not a de Polignac number, because 1705493 - 2¹² = 1701397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1705433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 852746 + 852747.

It is an arithmetic number, because the mean of its divisors is an integer number (852747).

2^1705493 is an apocalyptic number.

It is an amenable number.

1705493 is a deficient number, since it is larger than the sum of its proper divisors (1).

1705493 is an equidigital number, since it uses as much as digits as its factorization.

1705493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 1705493 is about 1305.9452515324. The cubic root of 1705493 is about 119.4767261503.

The spelling of 1705493 in words is "one million, seven hundred five thousand, four hundred ninety-three".