1946369 has 2 divisors, whose sum is σ = 1946370. Its totient is φ = 1946368.

The previous prime is 1946299. The next prime is 1946377. The reversal of 1946369 is 9636491.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 976144 + 970225 = 988^2 + 985^2 .

It is a cyclic number.

It is not a de Polignac number, because 1946369 - 2¹² = 1942273 is a prime.

It is a super-2 number, since 2×1946369² = 7576704568322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1946389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 973184 + 973185.

It is an arithmetic number, because the mean of its divisors is an integer number (973185).

2^1946369 is an apocalyptic number.

It is an amenable number.

1946369 is a deficient number, since it is larger than the sum of its proper divisors (1).

1946369 is an equidigital number, since it uses as much as digits as its factorization.

1946369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 38.

The square root of 1946369 is about 1395.1232920427. The cubic root of 1946369 is about 124.8557054969.

The spelling of 1946369 in words is "one million, nine hundred forty-six thousand, three hundred sixty-nine".