694378 has 16 divisors (see below), whose sum is σ = 1088640. Its totient is φ = 331936.

The previous prime is 694373. The next prime is 694381. The reversal of 694378 is 873496.

694378 is nontrivially palindromic in base 8.

It is not an unprimeable number, because it can be changed into a prime (694373) 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, 7758 + ... + 7846.

It is an arithmetic number, because the mean of its divisors is an integer number (68040).

2⁶⁹⁴³⁷⁸ is an apocalyptic number.

694378 is a deficient number, since it is larger than the sum of its proper divisors (394262).

694378 is a wasteful number, since it uses less digits than its factorization.

694378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221.

The product of its digits is 36288, while the sum is 37.

The square root of 694378 is about 833.2934657130. The cubic root of 694378 is about 88.5520563648.

It can be divided in two parts, 6943 and 78, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 694378 in words is "six hundred ninety-four thousand, three hundred seventy-eight".