1386834 has 16 divisors (see below), whose sum is σ = 2849088. Its totient is φ = 449712.

The previous prime is 1386823. The next prime is 1386839. The reversal of 1386834 is 4386831.

It is a junction number, because it is equal to n+sod(n) for n = 1386795 and 1386804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1386839) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2902 + ... + 3345.

It is an arithmetic number, because the mean of its divisors is an integer number (178068).

2^1386834 is an apocalyptic number.

1386834 is an abundant number, since it is smaller than the sum of its proper divisors (1462254).

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

1386834 is a wasteful number, since it uses less digits than its factorization.

1386834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6289.

The product of its digits is 13824, while the sum is 33.

The square root of 1386834 is about 1177.6391637509. The cubic root of 1386834 is about 111.5171067749.

The spelling of 1386834 in words is "one million, three hundred eighty-six thousand, eight hundred thirty-four".