1346629 has 2 divisors, whose sum is σ = 1346630. Its totient is φ = 1346628.

The previous prime is 1346623. The next prime is 1346641. The reversal of 1346629 is 9266431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 806404 + 540225 = 898^2 + 735^2 .

It is an emirp because it is prime and its reverse (9266431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1346629 - 2⁹ = 1346117 is a prime.

It is a d-powerful number, because it can be written as 1 + 3⁵ + 4⁹ + 6⁷ + 6⁷ + 2¹⁹ + 9² .

It is a self number, because there is not a number n which added to its sum of digits gives 1346629.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1346623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 673314 + 673315.

It is an arithmetic number, because the mean of its divisors is an integer number (673315).

2^1346629 is an apocalyptic number.

It is an amenable number.

1346629 is a deficient number, since it is larger than the sum of its proper divisors (1).

1346629 is an equidigital number, since it uses as much as digits as its factorization.

1346629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 31.

The square root of 1346629 is about 1160.4434497208. The cubic root of 1346629 is about 110.4288766530.

The spelling of 1346629 in words is "one million, three hundred forty-six thousand, six hundred twenty-nine".