693255480 has 128 divisors (see below), whose sum is σ = 2162350080. Its totient is φ = 177615360.

The previous prime is 693255467. The next prime is 693255509. The reversal of 693255480 is 84552396.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 583447 + ... + 584633.

It is an arithmetic number, because the mean of its divisors is an integer number (16893360).

Almost surely, 2^693255480 is an apocalyptic number.

693255480 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 693255480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1081175040).

693255480 is an abundant number, since it is smaller than the sum of its proper divisors (1469094600).

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

693255480 is a wasteful number, since it uses less digits than its factorization.

693255480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389 (or 1385 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The square root of 693255480 is about 26329.7451563816. The cubic root of 693255480 is about 885.0431336505.

The spelling of 693255480 in words is "six hundred ninety-three million, two hundred fifty-five thousand, four hundred eighty".