1389335 has 8 divisors (see below), whose sum is σ = 1682640. Its totient is φ = 1101184.

The previous prime is 1389329. The next prime is 1389347. The reversal of 1389335 is 5339831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1389335 - 2⁴ = 1389319 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 665 + ... + 1794.

It is an arithmetic number, because the mean of its divisors is an integer number (210330).

2^1389335 is an apocalyptic number.

1389335 is a deficient number, since it is larger than the sum of its proper divisors (293305).

1389335 is a wasteful number, since it uses less digits than its factorization.

1389335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2577.

The product of its digits is 9720, while the sum is 32.

The square root of 1389335 is about 1178.7005556968. The cubic root of 1389335 is about 111.5841027274.

The spelling of 1389335 in words is "one million, three hundred eighty-nine thousand, three hundred thirty-five".