694764 has 48 divisors (see below), whose sum is σ = 2060800. Its totient is φ = 198288.

The previous prime is 694763. The next prime is 694781. The reversal of 694764 is 467496.

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 694764.

It is not an unprimeable number, because it can be changed into a prime (694763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 297 + ... + 1215.

2⁶⁹⁴⁷⁶⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 694764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1030400).

694764 is an abundant number, since it is smaller than the sum of its proper divisors (1366036).

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

694764 is a wasteful number, since it uses less digits than its factorization.

694764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939 (or 931 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 694764 is about 833.5250446147. The cubic root of 694764 is about 88.5684618203.

The spelling of 694764 in words is "six hundred ninety-four thousand, seven hundred sixty-four".