693264 has 80 divisors (see below), whose sum is σ = 2124864. Its totient is φ = 192000.

The previous prime is 693257. The next prime is 693283. The reversal of 693264 is 462396.

It is a super-2 number, since 2×693264² = 961229947392, which contains 22 as substring.

It is a nialpdrome in base 16.

It is an unprimeable number.

693264 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6814 + ... + 6914.

2⁶⁹³²⁶⁴ 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 693264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1062432).

693264 is an abundant number, since it is smaller than the sum of its proper divisors (1431600).

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

693264 is a wasteful number, since it uses less digits than its factorization.

693264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 130 counting only the distinct ones).

The product of its digits is 7776, while the sum is 30.

The square root of 693264 is about 832.6247654256. The cubic root of 693264 is about 88.5046759316.

It can be divided in two parts, 6932 and 64, that added together give a palindrome (6996).

The spelling of 693264 in words is "six hundred ninety-three thousand, two hundred sixty-four".