1946297 has 2 divisors, whose sum is σ = 1946298. Its totient is φ = 1946296.

The previous prime is 1946281. The next prime is 1946299. The reversal of 1946297 is 7926491.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1336336 + 609961 = 1156^2 + 781^2 .

It is a cyclic number.

It is not a de Polignac number, because 1946297 - 2⁴ = 1946281 is a prime.

Together with 1946299, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1946297.

It is not a weakly prime, because it can be changed into another prime (1946299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 973148 + 973149.

It is an arithmetic number, because the mean of its divisors is an integer number (973149).

2^1946297 is an apocalyptic number.

It is an amenable number.

1946297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1946297 is an equidigital number, since it uses as much as digits as its factorization.

1946297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 38.

The square root of 1946297 is about 1395.0974876330. The cubic root of 1946297 is about 124.8541659255.

The spelling of 1946297 in words is "one million, nine hundred forty-six thousand, two hundred ninety-seven".