694224 has 40 divisors (see below), whose sum is σ = 1993920. Its totient is φ = 231264.

The previous prime is 694223. The next prime is 694259. The reversal of 694224 is 422496.

694224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

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 7 ways as a sum of consecutive naturals, for example, 372 + ... + 1235.

It is an arithmetic number, because the mean of its divisors is an integer number (49848).

2⁶⁹⁴²²⁴ is an apocalyptic number.

It is an amenable number.

694224 is an abundant number, since it is smaller than the sum of its proper divisors (1299696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

694224 is a wasteful number, since it uses less digits than its factorization.

694224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1624 (or 1612 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 694224 is about 833.2010561683. The cubic root of 694224 is about 88.5455094864.

The spelling of 694224 in words is "six hundred ninety-four thousand, two hundred twenty-four".