1493441 has 2 divisors, whose sum is σ = 1493442. Its totient is φ = 1493440.

The previous prime is 1493423. The next prime is 1493447. The reversal of 1493441 is 1443941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1488400 + 5041 = 1220^2 + 71^2 .

It is an emirp because it is prime and its reverse (1443941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1493441 - 2⁶ = 1493377 is a prime.

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 1493441.

It is not a weakly prime, because it can be changed into another prime (1493447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746720 + 746721.

It is an arithmetic number, because the mean of its divisors is an integer number (746721).

2^1493441 is an apocalyptic number.

It is an amenable number.

1493441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1493441 is an equidigital number, since it uses as much as digits as its factorization.

1493441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 26.

The square root of 1493441 is about 1222.0642372641. The cubic root of 1493441 is about 114.3043320116.

The spelling of 1493441 in words is "one million, four hundred ninety-three thousand, four hundred forty-one".