1834397 has 2 divisors, whose sum is σ = 1834398. Its totient is φ = 1834396.

The previous prime is 1834373. The next prime is 1834403. The reversal of 1834397 is 7934381.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1331716 + 502681 = 1154^2 + 709^2 .

It is a cyclic number.

It is not a de Polignac number, because 1834397 - 2⁶ = 1834333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1834307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 917198 + 917199.

It is an arithmetic number, because the mean of its divisors is an integer number (917199).

2^1834397 is an apocalyptic number.

It is an amenable number.

1834397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1834397 is an equidigital number, since it uses as much as digits as its factorization.

1834397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 35.

The square root of 1834397 is about 1354.3991287652. The cubic root of 1834397 is about 122.4140060083.

The spelling of 1834397 in words is "one million, eight hundred thirty-four thousand, three hundred ninety-seven".