694319 has 2 divisors, whose sum is σ = 694320. Its totient is φ = 694318.

The previous prime is 694313. The next prime is 694327. The reversal of 694319 is 913496.

694319 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 694319 - 2¹⁶ = 628783 is a prime.

It is a super-2 number, since 2×694319² = 964157747522, which contains 22 as substring.

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 694319.

It is not a weakly prime, because it can be changed into another prime (694313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347159 + 347160.

It is an arithmetic number, because the mean of its divisors is an integer number (347160).

2⁶⁹⁴³¹⁹ is an apocalyptic number.

694319 is a deficient number, since it is larger than the sum of its proper divisors (1).

694319 is an equidigital number, since it uses as much as digits as its factorization.

694319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 32.

The square root of 694319 is about 833.2580632673. The cubic root of 694319 is about 88.5495482596.

The spelling of 694319 in words is "six hundred ninety-four thousand, three hundred nineteen".