2001683670 has 32 divisors (see below), whose sum is σ = 5490332928. Its totient is φ = 457527648.

The previous prime is 2001683647. The next prime is 2001683681. The reversal of 2001683670 is 763861002.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4765704 + ... + 4766123.

It is an arithmetic number, because the mean of its divisors is an integer number (171572904).

Almost surely, 2^2001683670 is an apocalyptic number.

2001683670 is an abundant number, since it is smaller than the sum of its proper divisors (3488649258).

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

2001683670 is a wasteful number, since it uses less digits than its factorization.

2001683670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9531844.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 2001683670 is about 44740.1795928447. The cubic root of 2001683670 is about 1260.2744992771.

The spelling of 2001683670 in words is "two billion, one million, six hundred eighty-three thousand, six hundred seventy".