1338834 has 32 divisors (see below), whose sum is σ = 3096576. Its totient is φ = 378000.

The previous prime is 1338823. The next prime is 1338851. The reversal of 1338834 is 4388331.

1338834 = T₇₇ + T₇₈ + ... + T₂₀₃.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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 15 ways as a sum of consecutive naturals, for example, 5209 + ... + 5459.

It is an arithmetic number, because the mean of its divisors is an integer number (96768).

2^1338834 is an apocalyptic number.

1338834 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1338834 is an abundant number, since it is smaller than the sum of its proper divisors (1757742).

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

1338834 is a wasteful number, since it uses less digits than its factorization.

1338834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390.

The product of its digits is 6912, while the sum is 30.

The square root of 1338834 is about 1157.0799453797. The cubic root of 1338834 is about 110.2153906412.

The spelling of 1338834 in words is "one million, three hundred thirty-eight thousand, eight hundred thirty-four".