1740461 has 2 divisors, whose sum is σ = 1740462. Its totient is φ = 1740460.

The previous prime is 1740451. The next prime is 1740481. The reversal of 1740461 is 1640471.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1729225 + 11236 = 1315^2 + 106^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1740461 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1740421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 870230 + 870231.

It is an arithmetic number, because the mean of its divisors is an integer number (870231).

2^1740461 is an apocalyptic number.

It is an amenable number.

1740461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1740461 is an equidigital number, since it uses as much as digits as its factorization.

1740461 is an evil number, because the sum of its binary digits is even.

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

The square root of 1740461 is about 1319.2653258537. The cubic root of 1740461 is about 120.2877584813.

The spelling of 1740461 in words is "one million, seven hundred forty thousand, four hundred sixty-one".