694320 has 80 divisors (see below), whose sum is σ = 2356992. Its totient is φ = 167680.

The previous prime is 694319. The next prime is 694327. The reversal of 694320 is 23496.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (694327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2509 + ... + 2771.

2⁶⁹⁴³²⁰ is an apocalyptic number.

694320 is a gapful number since it is divisible by the number (60) 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 694320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1178496).

694320 is an abundant number, since it is smaller than the sum of its proper divisors (1662672).

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

694320 is a wasteful number, since it uses less digits than its factorization.

694320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290 (or 284 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 694320 is about 833.2586633213. The cubic root of 694320 is about 88.5495907710.

The spelling of 694320 in words is "six hundred ninety-four thousand, three hundred twenty".