201670064 has 10 divisors (see below), whose sum is σ = 390735780. Its totient is φ = 100835024.

The previous prime is 201670039. The next prime is 201670181. The reversal of 201670064 is 460076102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6302174 + ... + 6302205.

It is an arithmetic number, because the mean of its divisors is an integer number (39073578).

Almost surely, 2^201670064 is an apocalyptic number.

It is an amenable number.

201670064 is a deficient number, since it is larger than the sum of its proper divisors (189065716).

201670064 is a wasteful number, since it uses less digits than its factorization.

201670064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12604387 (or 12604381 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 201670064 is about 14201.0585520939. The cubic root of 201670064 is about 586.4268033437.

The spelling of 201670064 in words is "two hundred one million, six hundred seventy thousand, sixty-four".