1338847 has 8 divisors (see below), whose sum is σ = 1378080. Its totient is φ = 1300320.

The previous prime is 1338823. The next prime is 1338851. The reversal of 1338847 is 7488331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1338847 - 2¹¹ = 1336799 is a prime.

It is a super-2 number, since 2×1338847² = 3585022578818, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338877) 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, 7653 + ... + 7825.

It is an arithmetic number, because the mean of its divisors is an integer number (172260).

2^1338847 is an apocalyptic number.

1338847 is a deficient number, since it is larger than the sum of its proper divisors (39233).

1338847 is a wasteful number, since it uses less digits than its factorization.

1338847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353.

The product of its digits is 16128, while the sum is 34.

The square root of 1338847 is about 1157.0855629555. The cubic root of 1338847 is about 110.2157473684.

The spelling of 1338847 in words is "one million, three hundred thirty-eight thousand, eight hundred forty-seven".