694343 has 4 divisors (see below), whose sum is σ = 747768. Its totient is φ = 640920.

The previous prime is 694339. The next prime is 694349. The reversal of 694343 is 343496.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 694343 - 2² = 694339 is a prime.

It is a super-2 number, since 2×694343² = 964224403298, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 694343.

It is not an unprimeable number, because it can be changed into a prime (694349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26693 + ... + 26718.

It is an arithmetic number, because the mean of its divisors is an integer number (186942).

2⁶⁹⁴³⁴³ is an apocalyptic number.

694343 is a deficient number, since it is larger than the sum of its proper divisors (53425).

694343 is a wasteful number, since it uses less digits than its factorization.

694343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53424.

The product of its digits is 7776, while the sum is 29.

The square root of 694343 is about 833.2724644437. The cubic root of 694343 is about 88.5505685229.

It can be divided in two parts, 6 and 94343, that added together give a palindrome (94349).

The spelling of 694343 in words is "six hundred ninety-four thousand, three hundred forty-three".