694222 has 8 divisors (see below), whose sum is σ = 1096200. Its totient is φ = 328824.

The previous prime is 694207. The next prime is 694223. The reversal of 694222 is 222496.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (694223) 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, 9097 + ... + 9172.

It is an arithmetic number, because the mean of its divisors is an integer number (137025).

2⁶⁹⁴²²² is an apocalyptic number.

694222 is a deficient number, since it is larger than the sum of its proper divisors (401978).

694222 is a wasteful number, since it uses less digits than its factorization.

694222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18290.

The product of its digits is 1728, while the sum is 25.

The square root of 694222 is about 833.1998559769. The cubic root of 694222 is about 88.5454244557.

The spelling of 694222 in words is "six hundred ninety-four thousand, two hundred twenty-two".