1394589 has 24 divisors (see below), whose sum is σ = 2216160. Its totient is φ = 777504.

The previous prime is 1394579. The next prime is 1394599. The reversal of 1394589 is 9854931.

It is an interprime number because it is at equal distance from previous prime (1394579) and next prime (1394599).

It is not a de Polignac number, because 1394589 - 2⁴ = 1394573 is a prime.

1394589 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1394509) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7702 + ... + 7880.

It is an arithmetic number, because the mean of its divisors is an integer number (92340).

2^1394589 is an apocalyptic number.

It is an amenable number.

1394589 is a deficient number, since it is larger than the sum of its proper divisors (821571).

1394589 is a wasteful number, since it uses less digits than its factorization.

1394589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249 (or 242 counting only the distinct ones).

The product of its digits is 38880, while the sum is 39.

The square root of 1394589 is about 1180.9271781105. The cubic root of 1394589 is about 111.7245837027.

The spelling of 1394589 in words is "one million, three hundred ninety-four thousand, five hundred eighty-nine".