1389058 has 16 divisors (see below), whose sum is σ = 2298816. Its totient is φ = 624240.

The previous prime is 1389007. The next prime is 1389083. The reversal of 1389058 is 8509831.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1960 + ... + 2572.

It is an arithmetic number, because the mean of its divisors is an integer number (143676).

2^1389058 is an apocalyptic number.

1389058 is a deficient number, since it is larger than the sum of its proper divisors (909758).

1389058 is a wasteful number, since it uses less digits than its factorization.

1389058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 1389058 is about 1178.5830475618. The cubic root of 1389058 is about 111.5766865053.

The spelling of 1389058 in words is "one million, three hundred eighty-nine thousand, fifty-eight".