1347994 has 8 divisors (see below), whose sum is σ = 2044980. Its totient is φ = 666336.

The previous prime is 1347989. The next prime is 1348001. The reversal of 1347994 is 4997431.

It can be written as a sum of positive squares in 2 ways, for example, as 1292769 + 55225 = 1137^2 + 235^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3609 + ... + 3964.

2^1347994 is an apocalyptic number.

1347994 is a deficient number, since it is larger than the sum of its proper divisors (696986).

1347994 is an equidigital number, since it uses as much as digits as its factorization.

1347994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7664.

The product of its digits is 27216, while the sum is 37.

The square root of 1347994 is about 1161.0314379895. The cubic root of 1347994 is about 110.4661758435.

It can be divided in two parts, 134 and 7994, that added together give a triangular number (8128 = T₁₂₇).

The spelling of 1347994 in words is "one million, three hundred forty-seven thousand, nine hundred ninety-four".