1338726 has 16 divisors (see below), whose sum is σ = 2689344. Its totient is φ = 444264.

The previous prime is 1338703. The next prime is 1338731. The reversal of 1338726 is 6278331.

It is a junction number, because it is equal to n+sod(n) for n = 1338693 and 1338702.

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, 1761 + ... + 2403.

It is an arithmetic number, because the mean of its divisors is an integer number (168084).

2^1338726 is an apocalyptic number.

1338726 is an abundant number, since it is smaller than the sum of its proper divisors (1350618).

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

1338726 is a wasteful number, since it uses less digits than its factorization.

1338726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995.

The product of its digits is 6048, while the sum is 30.

The square root of 1338726 is about 1157.0332752346. The cubic root of 1338726 is about 110.2124269722.

The spelling of 1338726 in words is "one million, three hundred thirty-eight thousand, seven hundred twenty-six".