694424 has 16 divisors (see below), whose sum is σ = 1324320. Its totient is φ = 341280.

The previous prime is 694409. The next prime is 694427. The reversal of 694424 is 424496.

694424 is an esthetic number in base 16, because in such base its adjacent digits differ by 1.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (694427) by changing a digit.

694424 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224 + ... + 1199.

It is an arithmetic number, because the mean of its divisors is an integer number (82770).

2⁶⁹⁴⁴²⁴ is an apocalyptic number.

It is an amenable number.

694424 is a deficient number, since it is larger than the sum of its proper divisors (629896).

694424 is a wasteful number, since it uses less digits than its factorization.

694424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1490 (or 1486 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 694424 is about 833.3210665764. The cubic root of 694424 is about 88.5540117381.

The spelling of 694424 in words is "six hundred ninety-four thousand, four hundred twenty-four".