1696064256 has 108 divisors (see below), whose sum is σ = 4901577408. Its totient is φ = 564037632.

The previous prime is 1696064243. The next prime is 1696064257. The reversal of 1696064256 is 6524606961.

1696064256 is a `hidden beast` number, since 16 + 9 + 606 + 4 + 25 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (1696064257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1964881 + ... + 1965743.

It is an arithmetic number, because the mean of its divisors is an integer number (45384976).

Almost surely, 2^1696064256 is an apocalyptic number.

1696064256 is a gapful number since it is divisible by the number (16) 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 1696064256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2450788704).

1696064256 is an abundant number, since it is smaller than the sum of its proper divisors (3205513152).

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

1696064256 is an equidigital number, since it uses as much as digits as its factorization.

1696064256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1738 (or 1721 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The square root of 1696064256 is about 41183.3006933636. The cubic root of 1696064256 is about 1192.5614519444.

The spelling of 1696064256 in words is "one billion, six hundred ninety-six million, sixty-four thousand, two hundred fifty-six".