1338670 has 16 divisors (see below), whose sum is σ = 2423520. Its totient is φ = 532384.

The previous prime is 1338661. The next prime is 1338671. The reversal of 1338670 is 768331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338671) 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 7 ways as a sum of consecutive naturals, for example, 2376 + ... + 2884.

It is an arithmetic number, because the mean of its divisors is an integer number (151470).

2^1338670 is an apocalyptic number.

1338670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1338670 is a deficient number, since it is larger than the sum of its proper divisors (1084850).

1338670 is a wasteful number, since it uses less digits than its factorization.

1338670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 1338670 is about 1157.0090751589. The cubic root of 1338670 is about 110.2108901922.

It can be divided in two parts, 13386 and 70, that added together give a square (13456 = 116²).

The spelling of 1338670 in words is "one million, three hundred thirty-eight thousand, six hundred seventy".