1384086 has 32 divisors (see below), whose sum is σ = 3074688. Its totient is φ = 411840.

The previous prime is 1384079. The next prime is 1384087. The reversal of 1384086 is 6804831.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1384087) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4266 + ... + 4578.

It is an arithmetic number, because the mean of its divisors is an integer number (96084).

2^1384086 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1384086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1537344).

1384086 is an abundant number, since it is smaller than the sum of its proper divisors (1690602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1384086 is a wasteful number, since it uses less digits than its factorization.

1384086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 1384086 is about 1176.4718441170. The cubic root of 1384086 is about 111.4434013323.

It can be divided in two parts, 138 and 4086, that added together give a palindrome (4224).

The spelling of 1384086 in words is "one million, three hundred eighty-four thousand, eighty-six".