1389548 has 12 divisors (see below), whose sum is σ = 2441712. Its totient is φ = 691920.
The previous prime is 1389547. The next prime is 1389551. The reversal of 1389548 is 8459831.
It is not an unprimeable number, because it can be changed into a prime (1389547) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 686 + ... + 1802.
It is an arithmetic number, because the mean of its divisors is an integer number (203476).
21389548 is an apocalyptic number.
It is an amenable number.
1389548 is a deficient number, since it is larger than the sum of its proper divisors (1052164).
1389548 is a wasteful number, since it uses less digits than its factorization.
1389548 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1432 (or 1430 counting only the distinct ones).
The product of its digits is 34560, while the sum is 38.
The square root of 1389548 is about 1178.7909059710. The cubic root of 1389548 is about 111.5898047837.
The spelling of 1389548 in words is "one million, three hundred eighty-nine thousand, five hundred forty-eight".
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