693205056 has 84 divisors (see below), whose sum is σ = 2103856092. Its totient is φ = 217473024.

The previous prime is 693205049. The next prime is 693205061. The reversal of 693205056 is 650502396.

It can be written as a sum of positive squares in 2 ways, for example, as 235929600 + 457275456 = 15360^2 + 21384^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 693205056.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 25605 + ... + 45188.

Almost surely, 2^693205056 is an apocalyptic number.

It is an amenable number.

693205056 is an abundant number, since it is smaller than the sum of its proper divisors (1410651036).

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

693205056 is a wasteful number, since it uses less digits than its factorization.

693205056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70828 (or 70815 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 693205056 is about 26328.7875907722. The cubic root of 693205056 is about 885.0216752328.

The spelling of 693205056 in words is "six hundred ninety-three million, two hundred five thousand, fifty-six".