694784 has 40 divisors (see below), whose sum is σ = 1473120. Its totient is φ = 326656.

The previous prime is 694783. The next prime is 694789. The reversal of 694784 is 487496.

It is a happy number.

Its product of digits (48384) is a multiple of the sum of its prime divisors (84).

It is not an unprimeable number, because it can be changed into a prime (694781) 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, 11747 + ... + 11805.

It is an arithmetic number, because the mean of its divisors is an integer number (36828).

2⁶⁹⁴⁷⁸⁴ is an apocalyptic number.

694784 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 694784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (736560).

694784 is an abundant number, since it is smaller than the sum of its proper divisors (778336).

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

694784 is an equidigital number, since it uses as much as digits as its factorization.

694784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100 (or 84 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 694784 is about 833.5370417684. The cubic root of 694784 is about 88.5693116783.

The spelling of 694784 in words is "six hundred ninety-four thousand, seven hundred eighty-four".