1682705256 has 32 divisors (see below), whose sum is σ = 4207896000. Its totient is φ = 560750720.

The previous prime is 1682705239. The next prime is 1682705273. The reversal of 1682705256 is 6525072861.

It is an interprime number because it is at equal distance from previous prime (1682705239) and next prime (1682705273).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115045 + ... + 128843.

It is an arithmetic number, because the mean of its divisors is an integer number (131496750).

Almost surely, 2^1682705256 is an apocalyptic number.

It is an amenable number.

1682705256 is an abundant number, since it is smaller than the sum of its proper divisors (2525190744).

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

1682705256 is a wasteful number, since it uses less digits than its factorization.

1682705256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18889 (or 18885 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 1682705256 is about 41020.7905335819. The cubic root of 1682705256 is about 1189.4221368731.

The spelling of 1682705256 in words is "one billion, six hundred eighty-two million, seven hundred five thousand, two hundred fifty-six".