694056216 has 128 divisors (see below), whose sum is σ = 2029294080. Its totient is φ = 193729536.

The previous prime is 694056199. The next prime is 694056221. The reversal of 694056216 is 612650496.

694056216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2217276 + ... + 2217588.

It is an arithmetic number, because the mean of its divisors is an integer number (15853860).

Almost surely, 2^694056216 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 694056216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1014647040).

694056216 is an abundant number, since it is smaller than the sum of its proper divisors (1335237864).

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

694056216 is a wasteful number, since it uses less digits than its factorization.

694056216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593 (or 589 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 694056216 is about 26344.9466881222. The cubic root of 694056216 is about 885.3837551776.

The spelling of 694056216 in words is "six hundred ninety-four million, fifty-six thousand, two hundred sixteen".