1994343 has 8 divisors (see below), whose sum is σ = 2863728. Its totient is φ = 1227264.

The previous prime is 1994341. The next prime is 1994347. The reversal of 1994343 is 3434991.

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

It is not a de Polignac number, because 1994343 - 2¹ = 1994341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1994341) 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, 25530 + ... + 25607.

It is an arithmetic number, because the mean of its divisors is an integer number (357966).

2^1994343 is an apocalyptic number.

1994343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1994343 is a deficient number, since it is larger than the sum of its proper divisors (869385).

1994343 is a wasteful number, since it uses less digits than its factorization.

1994343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51153.

The product of its digits is 11664, while the sum is 33.

The square root of 1994343 is about 1412.2120945524. The cubic root of 1994343 is about 125.8732032581.

The spelling of 1994343 in words is "one million, nine hundred ninety-four thousand, three hundred forty-three".